"wing joint, segment of a bird's wing," mid-15c., from Old French pignon "wing-feather, wing, pinion" (c. 1400), from Vulgar Latin *pinnionem (nominative *pinnio), augmentative of Latin pinna "wing" (see pin (n.)).
pinion (n.2)
"small wheel with teeth to gear with a larger one" (as in rack and pinion), 1650s, from French pignon "pinion" (16c.), literally "gable," from Old French pignon "pointed gable, summit," from Vulgar Latin *pinnionem, augmentative of Latin pinna "battlement, pinnacle" (see pin (n.)).
pinion (v.)
"disable by binding the arms," 1550s, older in English than literal sense "cut or bind the pinions (of a bird's wing) to prevent flying" (1570s); from pinion (n.1). Related: Pinioned.
双语例句
1. Why don't you try tightening the pinion nut first?
你为什么不先扭紧小齿轮的螺帽?
来自电影对白
2. He is held with his arms pinion together behind his back.
他被捉住反剪著双臂.
来自互联网
3. The two differential - pinion gears mesh with these two side gears.
两个行星齿轮与这两个半轴齿轮相啮合.
来自互联网
4. Drive pinion to stop collar clearance shall be controlled to OEM specifications.
驱动器小齿轮到止推卡环的缝隙应控制在OEM的标准之内.
来自互联网
5. The device can be powered electrical, pneumatic, manual, pinion rotating devices.
