Phthalazone
[化] 2,3-二氮杂萘酮
🗣️ 情景例句
Nothing much.
没什么。
The world is a ladder for some to go up and others to go down.
世界好似一把梯，有人上去有人下。
They rode their respective bikes.
他们各自骑着自己的自行车。