Paraethoxyacetophenone
对乙氧基苯乙酮
🗣️ 情景例句
She was in our class.
她和我们同班。
Certainly not.
一定不是。
my aunt unexpectedly returned one afternoon with a party of guests and instructed Bessie to prepare dinner.
一天下午，她出其不意地回来了，带来一大批客人，吩咐贝西准备晚饭。