1·Can you do (the) backstroke?
你会仰泳吗？
—— 《牛津词典》
2·He can swim breaststroke, backstroke and crawl.
他会游蛙泳、仰泳和自由泳。
3·She competed in the l00 meter backstroke event in Rio de Janeiro.
她在里约热内卢参加了100米仰泳比赛。
4·Backstroker Emily Seebohm started an Australian silver streak finishing second in the 100m backstroke.
仰泳运动员 Emily Seebohm 在100 m仰泳比赛中排名第二，获得了澳大利亚的首枚银牌。
5·While other styles like the breaststroke, front crawl, or backstroke can be swum easily even by beginners, the butterfly is a more difficult stroke that requires good technique to be feasible.
初学者也许能很容易地掌握蛙泳、自由泳或仰泳，但蝶泳却难得多，对游泳者的技术要求很高。