Scavenging stroke
[机] 驱气冲程, 驱气行程
🧩 词语组成解析
[化] 除气; 除气法; 清除的\\n[医] 清除
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
Oh, Robbie!
哦 Robbie！
True love shows itself in time of need.
急需时见真情。
but he was in such a bedraggled condition than an assistant refused to serve him.
但店员见他浑身泥水的样子，竟不肯接待他。