Dihydroxyacetophenone
[有化]二羟基苯乙酮
🗣️ 情景例句
I have been a secretary in an insurance company.
我一直在一家保险公司担任秘书工作。
He always plays hockey.
他通常去打曲棍球。
There should always be exceptions to the rule.
凡事总有例外。