Pozzolana
n. 火山灰(可用作水泥原料)\\nn. =pozzuolana
✅ 同义词
🗣️ 情景例句
Hello, I would like to speak to ..., please.
喂， 我想找一下……
It's nothing serious; just some routine examination (checkups).
这并不是什么了不起的事，只不过是常规检查而已。
Speculations about is nature have been going on for literally thousands of years,
人们对睡眠作用的种种猜测，确实有数千年之久。