Lubricating
润滑的
✅ 同义词
🗣️ 情景例句
You're still thinking about something to do, aren't you?
你还在想要找点事做， 是吗？
Have but few frieds,though many acquaintances.
结交可以多，朋友应宜少。
That'll be very intersting. What cities are you going to visit?
那一定很有趣。你们打算参观哪些城市？