rotate
/rəʊˈteɪt/ (bre, ipa) · /ˈrəʊteɪt/ (ame, ipa) · /ˈrō-ˌtāt/ (ame, mw)
rotate — 動詞
- rotatepresent simple I / you / we / they
- rotateshe / she / it
- rotatedpast simple
- rotating-ing form
1. to move or make something move in a circle around a fixed central point, like a
旋轉；轉動
繞著固定中心點轉圈
to move or make something move in a circle around a fixed central point, like a wheel turning on its axle or the Earth spinning on its axis
The Earth rotates on its axis once every twenty-four hours, producing day and night.
地球每二十四小時繞著地軸自轉一次，形成白天和黑夜。
rotate on [something] for a fixed centre of rotation
Asher slowly rotated the wooden globe to show the class where Japan is located.
Asher 慢慢轉動木製地球儀，向班上同學展示日本的位置。
Mizuki rotated the handle of the old coffee grinder until the beans turned to powder.
Mizuki 轉動老舊咖啡研磨機的把手，直到豆子變成粉末。
The helicopter blades began to rotate faster as the pilot lifted off from the pad.
直升機的旋翼開始快速轉動，飛行員從停機坪上起飛。
Kabir rotated the telescope to focus on the bright red spot near the moon.
Kabir 轉動望遠鏡，對準月亮附近那顆明亮的紅點。
- stay still
remain in one position without turning
- stop
cease movement
文法句型
rotate + adverb of direction/speed
rotate + object + around/on + noun
用法筆記
In the intransitive use, the subject is the thing that turns (wheel, Earth, blades). In the transitive use, someone turns an object. Common with adverbs of direction: clockwise, anticlockwise, slowly, quickly.
常見錯誤
2. to take turns doing a particular job or task, so that different people do the wo
輪流；輪換
不同人按順序輪流做某項工作
to take turns doing a particular job or task, so that different people do the work at different times in a regular order
The store manager rotates the staff between the morning and evening shifts each week.
店長每週輪調員工，讓大家在早班和晚班之間交替。
rotate + people + between + [two options]
Adaeze and her three housemates rotate the cooking duties so no one cooks every night.
Adaeze 和她的三位室友輪流做飯，這樣就不會有人每晚都得下廚。
At the hospital, the nurses rotate among different departments to gain experience in each area.
在醫院裡，護理師輪流到不同部門工作，以累積各領域的經驗。
The leadership role rotates among the senior team members once every year.
領導角色每年在資深團隊成員之間輪替一次。
Eve and her colleagues rotate who answers the phone during the lunch hour.
Eve 和她的同事們在午餐時間輪流接聽電話。
- take turns
less formal, more common in everyday conversation
- alternate
implies a pattern of two people or groups swapping
文法句型
rotate + noun (jobs/duties/shifts)
rotate among + group
rotate between + two things
用法筆記
Frequently used with words for duties or jobs (roles, shifts, responsibilities, chores). The group affected is introduced with among or between.
常見錯誤
3. to grow different types of crops one after another in the same field to keep the
輪作
在同一塊田地輪流種植不同作物
to grow different types of crops one after another in the same field to keep the soil healthy and reduce pest problems
The Nguyen family rotates their fields between rice and beans to keep the soil healthy.
Nguyen 家族在他們的田地輪流種植稻米和豆類，以保持土壤健康。
rotate fields + between + [crop types]
Mira's grandfather rotates corn, wheat, and soybeans on his farm every growing season.
Mira 的祖父每年在他的農場輪流種植玉米、小麥和大豆。
If farmers do not rotate their crops, the soil slowly loses important minerals over time.
如果農民不輪作農作物，土壤中的重要礦物質就會隨著時間慢慢流失。
Piotr rotates vegetables in his garden so the same pests do not return each year.
Piotr 在菜園裡輪種蔬菜，這樣同一種害蟲就不會年年回來。
Organic farms often rotate leafy greens with root vegetables to maintain balanced soil nutrients.
有機農場經常將葉菜類與根莖類蔬菜輪流種植，以維持土壤養分均衡。
- crop rotation practice
the noun form of the same concept
- monocrop
grow the same crop in the same field repeatedly
文法句型
rotate + crops / fields
rotate + between + crops
用法筆記
Almost always used transitively with crops, fields, or plants as the object. The purpose is typically explained with to-infinitive: to keep soil healthy, to prevent pests.
常見錯誤
rotate — 形容詞
- rotatepositive
- more rotatecomparative
- most rotatesuperlative
1. describes plant parts, such as leaves or petals, that lie flat in a circle aroun
輻射狀的
植物器官從中心向外輻射排列
describes plant parts, such as leaves or petals, that lie flat in a circle around the centre and point outward, like the ribs of an open fan
The rotate leaves spread from the stem like the ribs of an open umbrella.
這種植物的輻射狀葉片從莖部向外展開，就像雨傘的傘骨一樣。
rotate + noun (leaves / petals) — attributive botanical use
Under the microscope, the rotate petals formed a shape like a five-pointed star.
在顯微鏡下，花瓣的輻射狀排列看起來像一顆完美的五角星。
Stephanie sketched a rotate flower whose flat petals spread from a centre like wheel spokes.
Stephanie 畫了一朵輻射狀花朵，花瓣扁平地從中心向外展開，像車輪的輪輻一樣。
Botanists classify many daisy-like flowers as rotate because the petals radiate from the centre.
植物學家將許多雛菊類的花朵歸類為輻射狀，因為花瓣從中心向外放射。
The field guide puts flowers with flat, wheel-shaped rotate petals on one page for comparison.
這本野外圖鑑將花瓣扁平、呈輪狀的輻射狀花朵集中排在同一頁，方便快速比對。
文法句型
rotate + noun (leaves / petals / flowers)
用法筆記
A technical botanical term rarely used outside plant description. The word always comes before the noun it describes.