Xanthydrol
(=9-hydroxyxanthene)吨氢醇, 9-羟基吨
🗣️ 情景例句
If hired, when would you be able to start working?
如被录用, 你什么时候可以开始工作?
What do you like best?
你最喜欢的是什么呢?
Accurate, don't you think? Fortunately, I wasn't wearing it at the time.
真够准的,是不是?幸亏我当时没戴帽子。
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