Capillary lubricants
[建] 毛细管作用润滑剂
🧩 词语组成解析
机器油
🗣️ 情景例句
Sure.
不用谢。
All things are difficult before they are easy.
凡事都是先难后易。
Good morning, Mr. WU:?Here's my homework. I was ill on Monday, so it's late.
吴先生，早上好！这是我的英语家庭作业。我星期一病了，所以迟交。