Limescale
n. 水垢; 垢石
🗣️ 情景例句
Nobody. That's the problem.
没有人。这就是问题所在。
I'm afraid that the item isn't what we're looking for.
我恐怕这种产品不是我们所要找的。
I'll send you a note about that.
我会寄一张便条给你。