backstroke
n. 仰泳；反手击球
vi. 仰泳；反手击球
vt. 用反手击
第三人称单数 backstrokes
现在分词 backstroking
过去式 backstroked
过去分词 backstroked
例句
Can you do (the) backstroke?
你会仰泳吗？
《牛津词典》
Can you swim backstroke yet?
你会仰泳了吗？
"I see you know how to swim very well," she said, watching him do the backstroke.
“看来你很会游泳啊”，她一边说一边看他仰泳。
《柯林斯英汉双解大词典》
