Dihydroxyphthalophenone
酚酞
🗣️ 情景例句
OK. I understand. Thank you.
好吧，我懂了，谢谢你。
You'll drop it, if you don't teke care.
你不专心的话，就会掉下。
In that case, we'd like cash on receipt of invoice.
这样的话，您在收到帐单时请付现。