🧩 词语组成解析
n. 马蹄金属植物
🗣️ 情景例句
Are you a resident of Shanghai?
你是上海市居民吗？
I don't feel very well.
我觉得不太舒服。
Precautions of this sort are necessary, for it is impossible to foretell the exact nature of the difficulties which will confront the pot-holer.
作出这样的准备是必要的，因为无法预见到洞穴探险者究竟会遇到什么性质的困难。