Backstroking
n. 仰泳；反手击球\\nvi. 仰泳；反手击球\\nvt. 用反手击
🗣️ 情景例句
This winter has been a cold one.
目前来看，今年冬天算比较冷的。
I know you are all busy.
我知道大家都很忙
The 100-metre race.
100米赛跑