| 释义 |
WordReference Random House Learner's Dictionary of American English © 2024ro•ta•ry /ˈroʊtəri/USA pronunciation adj., n., pl. -ries. adj. - turning on one point or an axis, such as a wheel.
- taking place around an axis, as motion.
- Mechanical Engineeringhaving a part or parts that turn on an axis:a rotary beater.See -rota-.
WordReference Random House Unabridged Dictionary of American English © 2024ro•ta•ry (rō′tə rē),USA pronunciation adj., n., pl. -ries. adj. - turning or capable of turning around on an axis, as a wheel.
- taking place around an axis, as motion.
- Mechanical Engineeringhaving a part or parts that turn on an axis, as a machine.
n. - Mechanical Engineeringa rotary device or machine.
- Transport, Dialect Terms[Chiefly Northeastern U.S.]See traffic circle.
- ElectricityAlso called ro′tary convert′er. See synchronous converter.
- (cap.) See Rotary Club.
- Medieval Latin rotārius (adjective, adjectival), equivalent. to Latin rot(a) wheel + -ārius -ary
- 1725–35
Collins Concise English Dictionary © HarperCollins Publishers:: rotary /ˈrəʊtərɪ/ adj - of, relating to, or operating by rotation
- turning or able to turn; revolving
n ( pl -ries)- a part of a machine that rotates about an axis
- US Canadian a roundabout (for traffic)
Etymology: 18th Century: from Medieval Latin rotārius, from Latin rota a wheel |