Microlubricant
微润滑剂
🗣️ 情景例句
To do what?
做什么呢？
Please be serious for a minute, this is very important.
请严肃点，这件事很重要。
Excuse me. I've lost my cat. Have you seen it anywhere?
打扰了。我的猫丢了，你在哪见过吗？