Dioxymonochloride
一氯二氧化物
🗣️ 情景例句
Are you still doing your photography?
你还在搞摄影吗？
Every day is not Sunday.
好景不常在，好花不常开。
There's no need to be worried. We're both fine.
没有必要嘛。我们两个都挺好。