Put your hand up if you need more paper.
若有人还要纸，请举手。
He's good at making things with his hands.
他善于手工制作物品。
Put your hand up if you know the answer.
知道答案就举手。
Those children need a firm hand to make them behave.
那些孩子得严加管教。
Do you want me to come along and hold your hand?
你想让我过去帮你一把吗？