音标: 英 [ˈbækstrəʊk] 美 [ˈbækˌstrok]
1. The other two were floating in the hotel pool, and they weren't doing the backstroke.
还有两个浮在酒店泳池上 他们可不是在游仰泳
2. I can't have syrupy fingers, but he can do the backstroke in a toilet bowl.
我不能有沾上糖浆的手指 但他却能在马桶里仰泳