常用单词的前缀是a的

　　She looked after her ailing father.

　　她照顾有病的父亲。

　　What is ailing you?

　　你哪里不舒服？

　　The rise in overseas sales is good news for the ailing American economy.

　　海外销售额的`上升对于不景气的美国经济来说是个好消息。

　　His country desperately needs Western aid to restore its ailing economy.

　　他的国家急需西方援助以复苏其不景气的经济。

　　He is said to be ailing at his home in Washington.

　　据说他身体欠佳，正呆在华盛顿的家中。