Manganopectolite
锰针钠钙石
🗣️ 情景例句
He never speaks unless he is spoken to.
除非别人先对他开口，他从不先开口。
Can you tell one from the other?
你能区别哪个是哪个吗？
She serves as an impressive reminder of the great ships of past.
它给人们留下深刻的印象，使人们回忆起历史上的巨型帆船，