Urethane
[化] 尿烷; 氨基甲酸乙酯; 乌拉坦
🗣️ 情景例句
It's going to be a piece of cake.
这种事不费吹灰之力。
What did he tell you?
他告诉你什么？
On his way to the sweet shop, he dropped his fifty pence and it bounced along the pavement and then disappeared down a drain.
在他去糖果店的路上，50便士掉在地上，在人行道上跳了几下，掉进了阴沟里。