am
am — 動詞
1. the present-tense form of 'be' that goes with I; it links the speaker to an iden
是；在；正
be 現在式，主語為 I
the present-tense form of 'be' that goes with I; it links the speaker to an identity, state, place, or activity, and it also helps form the present continuous.
I am ready to meet Christopher outside the station at six.
我準備好六點在車站外面和 Christopher 碰面。
I am + adjective for a present state
I am in Ayana's class, so we share the same science teacher.
我在 Ayana 的班上，所以我們上同一位自然老師的課。
I am + place/group for present membership
I am saving money because I want a bike before summer.
我正在存錢，因為我想在夏天前買一台腳踏車。
I am + verb-ing for present continuous
I am the only person from Taipei on this study tour.
我是這次遊學團裡唯一來自台北的人。
I am not hungry now, but I will eat later.
我現在不餓，不過等一下會吃東西。
- I am ready
- I am in class
- I am saving
- I am not
文法句型
I am + adjective
I am + noun phrase
I am + place
I am + verb-ing
用法筆記
Only used with the subject I in standard English. It works both as a linking verb and as an auxiliary in forms such as 'I am working'. Distinguish it from 'is' and 'are', which take different subjects.
常見錯誤
am — time marker
1. written after a clock time to show that the hour falls between midnight and noon
上午
接在時間後，表示午夜到中午前
written after a clock time to show that the hour falls between midnight and noon.
The bakery opens at 6 am, so Trang arrives before sunrise.
這家麵包店早上六點開門，所以 Trang 會在日出前到。
[time] + am after a clock time
Please call me after 9 a.m. because I teach early classes.
請在上午九點後打給我，因為我一早要教課。
after + [time] + a.m.
Our train leaves at 5 am from platform two tomorrow.
我們的火車明天早上五點從第二月台開出。
By 11 am, the market was already crowded with tourists.
到上午十一點時，市場裡已經擠滿遊客了。
- at 6 am
- after 9 a.m.
- by 11 am
- around 5 am
- p.m.
marks times from noon to midnight
文法句型
[time] + am
[time] + a.m.
用法筆記
Placed after the number that names the time. Lower-case 'a.m.' with stops and plain 'am' are both common in everyday writing. Use 'pm' or 'p.m.' for hours after noon.
常見錯誤
am — 名詞
- amsingular
- amsplural
1. radio broadcasting that carries sound by changing signal strength rather than si
調幅
以訊號強弱變化傳聲的廣播方式
radio broadcasting that carries sound by changing signal strength rather than signal frequency; people often call this system AM, and its sound is usually rougher than FM.
My grandfather still listens to baseball games on AM radio at lunch.
我祖父到午餐時間還會用 AM 廣播聽棒球賽。
AM radio for the broadcast system
The weather report came through clearly on the local AM station.
氣象報告在本地的 AM 電台裡清楚地播了出來。
AM station in broadcast context
At night, Yumi can hear distant voices on old AM radios.
到了晚上，Yumi 會在老舊的 AM 收音機裡聽見遠方的聲音。
The taxi driver switched from FM to AM for the traffic news.
那位計程車司機把頻道從 FM 轉成 AM 來聽路況新聞。
switch from FM to AM
- AM radio
- AM station
- AM signal
- on AM
- amplitude modulation
the full technical term
- FM
uses frequency change instead of signal-strength change
文法句型
AM radio
AM station
on AM
用法筆記
Usually appears near words such as 'radio', 'station', 'signal', or a frequency number. Distinguish this sense from the time marker by nearby vocabulary about broadcasting and listening.
2. a politician chosen to sit in Wales's parliament, when the title Assembly Member
議會議員
威爾士議員職稱縮寫
a politician chosen to sit in Wales's parliament, when the title Assembly Member is shortened to AM in reports or official writing.
The local AM visited our school to discuss bus safety.
當地那位 AM 到我們學校談公車安全。
the AM in local political news
Voters asked the AM about hospital waiting times at the meeting.
選民在會議上問那位 AM 醫院候診時間的問題。
Our AM said the new road plan needs more public money.
我們的 AM 說新道路計畫還需要更多公帑。
our AM for an elected representative
The AM wrote to residents after the storm damaged several farms.
暴風雨毀壞好幾座農場後，那位 AM 寫信給居民。
- the AM
- local AM
- our AM
- AM office
- Assembly Member
the full title
- representative
broader and less specific
文法句型
the AM
our AM
local AM
用法筆記
Mostly seen in Welsh political news and official titles. Context words such as voters, residents, hospitals, and public money show that this sense refers to a public representative, not to the degree or membership abbreviations below.
am — 縮寫
1. a shortened written form of Master of Arts, a postgraduate degree in arts or hum
文碩士
Master of Arts 的縮寫
a shortened written form of Master of Arts, a postgraduate degree in arts or humanities subjects.
Her college letter says she completed an AM in history.
她的大學信件寫著她已完成歷史 AM 學位。
an AM in + subject
Nikhil returned to campus for an AM in public policy.
Nikhil 回到校園攻讀公共政策的 AM 學位。
The museum hired an AM graduate to manage its archives.
博物館聘用了一位 AM 畢業生來管理檔案。
AM graduate
Emily listed her AM beside her BA on the conference program.
Emily 在會議手冊上把自己的 AM 和 BA 都列了出來。
- an AM in history
- AM degree
- AM graduate
- earn an AM
- Master of Arts
the full degree name
文法句型
an AM in [subject]
AM graduate
earn an AM
用法筆記
Usually appears in university records, biographies, or conference programs rather than in casual speech. Distinguish it from abbreviation sense 5, which names a type of member rather than an academic degree.
2. a short form of associate member, a person who belongs to a group with fewer rig
準會員
associate member 的縮寫
a short form of associate member, a person who belongs to a group with fewer rights than a full member.
The club lists Gabriela as an AM until she passes the final exam.
這個社團先把 Gabriela 列為 AM，等她通過最後考核再說。
as an AM on a membership list
AM members may join trips, but they cannot vote yet.
AM 會員可以參加旅行，但還不能投票。
AM members contrasted with fuller rights
The form asks whether you want full membership or AM status.
這張表格要你勾選正式會員還是 AM 身分。
AM status on a form
As an AM, Tariq could attend training before applying for full membership.
身為 AM，Tariq 可以先參加培訓，再申請正式會員。
- AM status
- AM members
- as an AM
- become an AM
- associate member
the full expression
- provisional member
similar idea in some organizations, but not always the same title
- full member
has the complete rights of membership
文法句型
an AM
AM status
as an AM
用法筆記
Often appears on forms, membership lists, and club rules where full members and AMs do not have exactly the same rights. Distinguish it from abbreviation sense 3, which refers to a graduate degree.
am — 符號
1. the chemical symbol for americium, a radioactive metal named in scientific writi
鋂
化學元素 americium 的符號
the chemical symbol for americium, a radioactive metal named in scientific writing and on the periodic table.
The chart shows Am in the row with other heavy elements.
這張圖表把 Am 放在其他重元素的那一列。
Am on a scientific chart
Our lab kit labels americium with the symbol Am.
我們的實驗工具包把 americium 標成符號 Am。
the symbol Am for americium
The smoke detector manual mentions a tiny amount of Am.
煙霧偵測器說明書提到裡面有極少量的 Am。
Ilan circled Am on the worksheet about radioactive metals.
Ilan 在那張放射性金屬的作業單上圈起了 Am。
- symbol Am
- Am on the chart
- amount of Am
- Am and Pu
- americium
the full element name
文法句型
symbol Am
Am on the periodic table
amount of Am
用法筆記
Always written with a capital A and a small m. In ordinary speech, people usually say the full word 'americium', but formulas, charts, and technical labels use the symbol.