Perite
氯氧铋铅矿
🗣️ 情景例句
The patient showed a marked improvement.
病人病情显著好转。
Where did you go yesterday?
你昨天去了哪里？
Squeezing through a cleft in the rocks, the pot-holers arrived at an enormous cavern, the size of a huge concert hall.
洞穴探险者从岩石缝里挤身过去，来到一个巨大的洞里，其大小相当于一个音乐厅。