plunger arm
常见例句
- And instead of having an old sink-plunger doubling as its arm, their robot has a useful set of grippers.
中的机器人戴立克（Dalek），不过换掉了那一只老式的汇注塞当手臂，博纳·恳思博士的机器人具备一双大有用途的钳子手臂。 - Quickly she jabbed the shot into Michael's arm and, through his squirming, withdrew the plunger slightly to make sure there was no blood. Bull's-eye.
她迅速地把针头扎进了迈克尔的胳膊，迈克尔扭动了一下，她又轻轻拔了一下活塞以保证里面没有血。 返回 plunger arm