| 单词 | 摇臂 |
| 例句 | DEFINITIVE EXAMPLES 权威例句〔rocker arm〕A pivoted lever used in an internal combustion engine to transfer cam or pushrod motion to a valve stem.摇臂：一种装有枢轴的用于在内燃机里把凸轮或挺杆的运动转移到阀门的阀杆上的控制杆美国传统〔rocker cam〕A cam on a rockshaft.凸轮：摇臂轴上的凸轮美国传统〔rockshaft〕A shaft that oscillates or rocks upon its bearings but does not revolve.摇臂轴：一种在轴承上来回摆动或摇动但不绕转的轴美国传统〔spar〕A usually metal pole used as part of a crane or derrick.金属柱：起重机或摇臂吊杆的金属杆美国传统〔vang〕A guy running from the peak of a gaff or derrick to the deck.科桁支索：从桅上斜杆或摇臂吊杆的顶端拉到甲板上的牵索美国传统 |
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