Anthraconite
黑方解石, 沥青灰岩
🗣️ 情景例句
Have you ever been to Nanjing?
你曾去过南京吗？
I'm looking for a half-time job.
我在找半工半读的工作。
which a predecessor of ours at the farm built in the meadow hard by the deepest pool for swimming and diving.
那船坞是农场一位前辈在一块草地上盖的，草地紧挨着一个专供游泳、跳水的深水池。