Triazolone
三唑酮
🗣️ 情景例句
It has been a learning experience. That's true.
这真是一次学习经验， 真的。
We used to go to the movies about once a week.
我们过去常一个星期大约去看一次电影。
The men got such a fright that they dropped the bag and ran away.
这两个人吓了一跳，扔下提包逃跑了。