gain
gain — 動詞
- gainpresent simple I / you / we / they
- gains3rd person singular
- gaining-ing form
- gainedpast simple
1. to get or obtain something useful or positive, often after some time or effort —
獲得；贏得
經努力或時間取得有用之物
to get or obtain something useful or positive, often after some time or effort — such as experience, support, access, or a reputation.
Bao gained valuable experience while working as an intern at the hospital.
Bao 在醫院實習期間獲得了寶貴的經驗。
gain experience — common collocation
The proposal gained support from both parents and teachers at the school board meeting.
該提案在家長和老師中獲得了支持。
gain support — common collocation
Her novel gained her a reputation as one of the most exciting young writers in Japan.
她的這本小說為她贏得了日本最令人振奮的新銳作家之一的美譽。
gain + someone + something (two objects)
Without a visa, refugees could not gain legal entry to any country in the region.
沒有簽證，難民無法合法進入任何區域內的國家。
gain [legal] entry — common collocation
What do you hope to gain by hiding the truth from your family?
你隱瞞家人真相，到底想得到什麼？
gain by + -ing form — pattern question
- gain experience
- gain support
- gain access to
- gain a reputation
- gain confidence
- gain entry
- lose
direct opposite — lose support, lose access
文法句型
gain + something
gain + someone + something
用法筆記
Common with abstract nouns such as 'experience', 'support', 'access', 'confidence', and 'reputation'. Can take two objects: 'His speech gained him the respect of the audience.'
常見錯誤
2. when something becomes larger in amount, size, speed, or degree — for example, w
增加；增長
在重量、速度、數值上提升
when something becomes larger in amount, size, speed, or degree — for example, when you put on weight, a car goes faster, or a price goes up.
Eli gained three kilograms during the winter holiday and started jogging in March.
Eli 在寒假增加了三公斤，三月份開始慢跑。
gain + weight — transitive, most common pattern
The bicycle gained speed quickly as Salma rode down the long hill.
Salma 騎著腳踏車衝下長坡，速度越來越快。
gain speed — transitive collocation
The company's stock gained fifteen percent in value after the new product launch.
新產品上市後，該公司股價上漲了百分之十五。
gain + percentage / amount — financial increase
Luca has gained a lot in confidence since he joined the drama club at school.
Luca 加入學校戲劇社後自信心大增。
gain in + abstract quality — intransitive pattern
Dahlia's hair gained nearly ten centimetres in length over the course of a year.
一年下來，Dahlia 的頭髮長長了將近十公分。
gain + amount + in + noun — precise measurement
- gain weight
- gain speed
- gain momentum
- gain in confidence
- gain in popularity
文法句型
gain + noun (e.g. weight, speed)
gain in + noun
gain + amount phrase
用法筆記
Use 'put on weight' in informal contexts for body weight; 'gain weight' is neutral. The intransitive pattern 'gain in + noun' works for qualities like confidence, strength, or popularity.
常見錯誤
3. when a timekeeping device operates too fast and ends up ahead of the correct tim
走快
鐘錶運轉過快，顯示時間偏晚
when a timekeeping device operates too fast and ends up ahead of the correct time — for instance, a watch that shows 9:10 when the real time is only 9:00.
Ayana noticed her bedside clock was gaining about five minutes every week.
Ayana 發現她的床頭鐘每週會快大約五分鐘。
gain + amount of time — describing how much too fast
My watch has gained almost an hour since I dropped it on the kitchen floor.
我的手錶自從掉在廚房地板上之後，已經快了將近一個小時。
present perfect: has gained — result still visible
The old grandfather clock in the hallway gains ten minutes each month.
走廊上那座老落地鐘每個月快十分鐘。
simple present for general / habitual fact
Nadia set her alarm clock forward because it had been gaining several minutes each day.
Nadia 把鬧鐘調快了，因為它每天快上好幾分鐘。
had been gaining — past perfect continuous for ongoing issue
- gain time
- gain minutes
- gain seconds
- gain by + amount
- run fast
more descriptive; 'my watch runs fast' is more common in everyday speech
文法句型
gain (by + amount of time)
用法筆記
Opposite meaning: a 'losing' clock shows a time that is too early. Only used for timekeeping devices — never for people or processes.
常見錯誤
gain — 名詞
1. a benefit or advantage that you obtain, especially a financial profit or a posit
收益；好處
從努力或機會中得到的利潤或優勢
a benefit or advantage that you obtain, especially a financial profit or a positive result achieved through effort.
Investors expect a substantial gain from the sale of the technology startup.
投資人期望從這家科技新創公司的出售中獲得可觀的收益。
financial gain — most frequent use
The new recycling programme brought significant environmental gains for the whole community.
新的回收計畫為整個社區帶來了顯著的環境效益。
environmental gain — abstract benefit
Devika entered the competition purely for personal gain, not for the love of the sport.
Devika 參加比賽純粹是為了個人利益，而非出於對運動的熱愛。
personal gain — fixed phrase often with negative connotation
Hugo argued that the short-term gains of the policy did not justify the long-term risks.
Hugo 認為這項政策的短期收益不值得其長期風險。
short-term / long-term gains — temporal contrast
The gains in worker safety justify the cost of the training programme.
工安上的改善值得培訓計畫的花費。
gains in + noun — area of improvement
- capital gain
- personal gain
- financial gain
- net gain
- short-term gain
- loss
financial loss or missed benefit
用法筆記
Often used in business and economics contexts. 'Personal gain' usually carries a slightly negative implication of selfishness. 'Gains' in plural is very common.
常見錯誤
2. an increase in size, amount, weight, value, or degree of something.
增量；增幅
數量或程度的實際增加
an increase in size, amount, weight, value, or degree of something.
Isabela was concerned about her sudden weight gain and decided to see a doctor.
Isabela 擔心自己體重突然增加，決定去看醫生。
weight gain — most common collocation
The stock market saw a gain of two hundred points by the end of trading.
股市在收盤時上漲了兩百點。
gain of + amount — precise measurement
The company reported a steady gain in quarterly sales for the third year running.
該公司連續第三年報稱季度銷售額穩步增長。
gain in + noun — area of increase
After weeks of physiotherapy, James noticed a small gain in the movement of his shoulder.
經過數週的物理治療，James 發現肩膀的活動範圍略有改善。
gain in + abstract / medical improvement
Temperature gains across the Arctic region have been faster than scientists predicted.
北極地區的氣溫上升速度比科學家預測的還要快。
temperature gain — scientific context
- weight gain
- price gain
- gain in sales
- net gain
- percentage gain
用法筆記
Distinguish from noun sense 1: this sense is purely about measurable increase, not about benefit. 'Weight gain' is the most frequent everyday collocation.
常見錯誤
3. the amount by which an electronic device, such as an amplifier or antenna, incre
增益
電子設備增強訊號的倍數
the amount by which an electronic device, such as an amplifier or antenna, increases the power or strength of a signal.
The technician adjusted the amplifier gain for the concert hall performance.
技術人員為音樂廳的演出調整了擴音器的增益。
amplifier gain — most common domain collocation
A low gain setting on the microphone helps reduce background noise during recordings.
將麥克風增益設定在較低數值，有助於減少錄音時的背景噪音。
gain setting — adjusting equipment
Jabari measured the antenna gain to determine whether the signal would reach the mountain village.
Jabari 測量了天線增益，以確定訊號能否傳到山村。
antenna gain — specific technical term
The radio receiver needs a higher gain to pick up stations from across the country.
這台收音機需要更高的增益才能接收到全國各地的電臺。
higher gain — comparative; signal strength
- amplifier gain
- gain setting
- antenna gain
- signal gain
- high gain
- low gain
- amplification
more formal; the process of increasing signal strength
- increase
simpler but less precise than 'gain' in this technical sense
- attenuation
the reduction of signal strength — opposite of gain
用法筆記
A technical term in electronics and audio engineering. Not used in everyday conversation. The gain is usually expressed as a ratio (decibels).
常見錯誤
同根字
常見搭配
常用片語
- gain control of
- gain the upper hand
- gain entry
- gain ground