Silice
二氧化硅
🗣️ 情景例句
and remember the meaning of Thanksgiving.
来追忆一下感恩节的意义。
Congratulations on the completion and opening of a new Beijing branch!
祝贺美国银行北京分行的建成和开业！
being brought up in an orphanages--which really is a mental health hazard.
比在孤儿院长大所受的危害要小一些，孤儿院才是真正危害精神健康的地方。