Barytolamprophyllite
钡闪叶石
🗣️ 情景例句
I know. How old is she?
我知道。她多大了？
Let's just hope it doesn't get cold again.
但愿不会再冷。
and mechanical systems like a wound watch, or the sun,
像上紧发条的手表那样的机械装置，或太阳，