Xanthonate
(=xanthate)黄原酸盐[酯]
🗣️ 情景例句
when I was about eighteen years old.
那时我差不多十八岁。
He has been working in advertising for ten years, but now he is teaching.
他曾经在广告公司服务十年，但现在在当老师。
No, it isn't. Ask that woman. I think it's her bike.
不，不是我的。问问那个妇女吗。我想这是她的自行车。