Lubricating
润滑的
✅ 同义词
🗣️ 情景例句
Just the regular.
平信就好了。
That house is for sale.It has central heating.
那幢房子是待售的，它有中央暖气系统。
We chose a big one. It is almost as tall as the room.
我们选了一棵大的。它几乎和房间一样高。