Xanthochromium
黄铬基团
🗣️ 情景例句
The whole house needs re-painting.
整个房间需要重新粉刷。
There's just one last favor I need to ask of you.
我需要问你的最后一件好事只有一个。
It's time you went to bed.
你早就该睡觉了。