Anthratetrol
[化] 蒽四酚
🗣️ 情景例句
which we made clear at the beginning of the negotiation.
关于这一点，我们早在开始谈判时期就讲明了。
It's urgent to improve the packing.
必须马上改进包装。
One day, Mrs. King asked Lucy to go shopping for her.
一天，金太太叫露西帮她去买东西。