Backward stroke
[机] 向后冲程
🧩 词语组成解析
stroke
[strok]
n. 一击;击球;划水动作;中风;
vt. 划掉;轻抚;轻触;敲击;
vi. 击球;作尾桨手，指挥划桨;
🗣️ 情景例句
I want to make a deposit.
我想存钱。
How old do you have to be to vote in the national elections?
你要多大才能在大选中投票？
Guess!
猜猜吧！