in hand 可用的【讲解】此处该短语指的是“在手头上”。例如 enough data in hand(手头有足够的资料)。【对话】A:Did you buy the dictionary?A:你买了这本字典了吗?B:No. I didn't.B:没有,我没买。A:Why?A:为什么?B:Because I happened not to have enough money in hand at that time.B:因为那时我手头上碰巧没有那么多钱。