Anthraconite
黑方解石, 沥青灰岩
🗣️ 情景例句
I've found the perfect woman.
我已经找到了十全十美的人。
I hope you get here on time.
我希望你准时到这里。
employing full-time technicians and run on specially-written software.
雇用专职的技师，而且得用专门编写的软件才能运行。