Urylene
1,3-亚脲基
🗣️ 情景例句
Oh, Robbie will be disappointed.
啊 ，Robbie会很失望。
Would anyone like seconds?
谁要换其他的饮料？
If Tom cannot keep his promise, he'll lose face.
如果汤姆不能信守诺言，他就会丢面子。