Thiochromone
[化] 1,4-苯并噻喃酮
🗣️ 情景例句
She doesn't have the phone number.
她不知道那儿的电话号码。
I haven't seen you for age. You haven't been sick, have you?
好久不见。你不是病了吧？
No, he isn't.
不，他没有。