| 释义 |
WordReference Random House Learner's Dictionary of American English © 2024ro•tate1 /ˈroʊteɪt/USA pronunciation v., -tat•ed, -tat•ing. v. - to (cause to) turn on an axis;
revolve: [no object]The earth rotates once every twenty-four hours.[~ + object]rotating the Frisbee on his finger. - to (cause to) proceed in a fixed routine, as in a cycle: [no object]The firefighters rotate in shifts: one week in the Bronx, the next week in Brooklyn.[~ + object]to rotate crops.
ro•ta•tion, n. [countable* uncountable]See -rota-. WordReference Random House Unabridged Dictionary of American English © 2024ro•tate1 (rō′tāt or, esp. Brit., rō tāt′),USA pronunciation v., -tat•ed, -tat•ing. v.t. - to cause to turn around an axis or center point;
revolve. - Agricultureto cause to go through a cycle of changes;
cause to pass or follow in a fixed routine of succession:to rotate farm crops. - to replace (a person, troops, etc.) by another or others, usually according to a schedule or plan.
v.i. - to turn around on or as if on an axis.
- to proceed in a fixed routine of succession:The sentries rotated in keeping watch.
- Latin rotātus (past participle of rotāre to cause to spin, roll, move in a circle), equivalent. to rot(a) wheel + -ātus -ate1
- 1800–10
- 1.See corresponding entry in Unabridged wheel, whirl. See turn.
ro•tate2 (rō′tāt),USA pronunciation adj. - Botanywheel-shaped: applied esp. to a gamopetalous short-tubed corolla with a spreading limb. See illus. under corolla.
- Latin rot(a) wheel + -ate1
- 1775–85
|