Psilomelane
n. [矿]硬锰矿
🔁 扩展释义
【化】 硬锰矿
🗣️ 情景例句
Yeah, where have you been lately?
是啊，你最近到哪儿去了？
If I went with you,I'd have to be back by six o'clock
如果我与你一起去了，我将不得不在6点钟回来。
We are in the same boat.
我们的处境相同。