Metaacetaldehyde
三聚乙醛
🗣️ 情景例句
She flunked her English examination.
她的英语考试失败了。
I always have a big wash to do on saturdays.
我星期六总是有一大堆的衣物要洗。
I find listening really hard. Sometimes it's just impossible to understand.
我觉得听力很难。有时简直听不懂。