Tephra
[复]n.[用作单或复][地]火山灰
🗣️ 情景例句
Well, thanks a lot.
那，多谢了。
I can't make it.
我去不了。
The sides of the dish were so smooth that it was almost impossible to attach hawsers and chains to the rim without damaging it.
盘子四边十分光滑，要在盘边拴上绳索或链条而同时又不损坏它是很难办到的。