Its arms turned, bright in the sunlight.

机器的曲柄转动着，在阳光下闪闪发光。

He could barely raise his arm, turn his neck.

他几乎不能抬起手臂或者转头。

He felt a hand on his own arm; turned and confronted a policeman.

他感觉到一只手放在了自己的手臂上； 转身面对一名警察。

" Come, " said Poirot, and taking my arm, turned in the direction of the Villa.

“来吧，”波洛说，拉着我的胳膊，转身朝别墅的方向走去。

Unlike traditional bins, the lids had special gravity locks, which open when a garbage truck arm turns the bin upside down.

与传统垃圾箱不同的是， 垃圾箱的盖子有特殊的重力锁，当垃圾车臂将垃圾箱倒置时， 盖子就会打开。