Nitrosonaphthol
亚硝基萘酚
🗣️ 情景例句
I talked with him, and he understands completely.
我与他谈了 ，他完全了解。
Sleeping is the best cure for waking troubles.
睡眠是良药，专治醒时愁。
Last week No.14 Middle School held a sports meeting on the playground.
上星期第十四中学在操场举行了一次运动会。