Uretidine
[建] 氨基甲酸乙酯
🗣️ 情景例句
When you see a new word, look it up.
当你看到一个新的字时就去查阅它。
It won't take much time.
不会花很多时间的。
Last Christmas, the circus owner, Jimmy Gates,
去年圣诞节，马戏团老板吉米。