Cheleutite
砷铋钴矿
🗣️ 情景例句
A real dilemma.
一个大伤脑筋的事。
Who is going take your place?
谁代替你的位置？
That sounds very interesting. How long will it take you to collect enough money?
听起来倒是挺有趣的。你要花多长时间才能筹集到足够的资金呢？