Glykolcellulose
[德]羟乙基纤维素
🗣️ 情景例句
running for the school board.
竞选联合校董会董事。
In college I majored in history, What was you major?
大学时我主修历史，你主修什么呢？
At least we're safte here, I said.
“起码我们在这里是安全的，”我说。