Biphenylyloxy
联苯氧基
🗣️ 情景例句
A foreign diplomat grabbed his chopsticks as a historic souvenir.
一名国外的外交人员就拿起他用过的筷子，用它作为具有历史意义的纪念品。
The homework took me a whole day.
做家庭作业花了我一整天的时间。
If only he were here.
要是他在就好了。