1. Gong Li, mainland China's first superstar actress, is a toughie. 巩俐，中国大陆第一个超级巨星，是个坚强的人。
2. That's a toughie, sir. If I had to name one thing, I'd have to say that stuff they call porridge we get for breakfast. 真难，长官，不过我想大概是他们给我们当早餐，他们称做是麦片粥的东西吧。
3. Brad Miller, for example, is a muscular, powerful player but at the same time, is far from being deemed a toughie by his peers. 举例来说，布拉德-米勒是个强壮的、强大的球员，但与此同时和他的同类相比他还远远不能被视为一个硬汉。
英英解释
n.
1. an aggressive and violent young criminal
2. a particularly difficult or baffling question or problem
