Gratonite
细硫砷铅矿
🗣️ 情景例句
I'm so glad you like them so much.
你这样喜欢它们， 我真是太高兴了。
I'm sorry, but I can't find the book you lent me.
很抱歉！我找不到你借给我的那本书了。
Then he gets out of the lift and climbs up to the fifteenth floor on foot.
接着他走出电梯并徒步登上第15层。