Compression stroke
[化] 压缩冲程
🧩 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
If you don't apply to the relevant department your passport will never be approved.
如果你不向有关部门申请，你就得不到护照。
To be born
出生
Half an hour later ,she woke up and began to cry.
半小时后她醒了，哭了起来。