Jack grabbed the rope and started down.

杰克抓住绳子开始往下走。

I grabbed the rope with one hand.

我用一只手抓住了绳子。

He grabbed the rope with both hands. So did Julia and Markos.

他双手抓住绳子。朱莉娅和马科斯也是。

He put his hand inside his left pocket to grab the measured rope.

他把手伸进左边的口袋里， 抓住了测量过的绳子。

You had to climb the three-tiered tower and once at the top, you grabbed the rope, swung underneath the rope and pulled yourself hand over hand until you got to the other end.

你必须爬上三层塔， 一旦到达顶部， 你就抓住绳子，在绳子下面荡来荡去， 用手拉着自己， 直到到达另一端。