Sumps
n. 污水坑( sump的复数形式 ); 池; 机油箱
🗣️ 情景例句
Three cheers for Ms Li.
给李小姐三声欢呼！
Thank you for seeing me off.
谢谢你送行。
If they knew how difficult it was to drill through the hard rock, they would lose heart.
如果他们知道了钻透那坚硬的岩石有多么困难，他们会丧失信心的。