🧩 词语组成解析
[化] 乙酰; 乙酰基
group
[ɡrup]
n. 组，团体;群，批;（雕塑等的）群像;（英美的）空军大队;
vt.& vi. 使成群，集合;
vt. 分类，归类;
🗣️ 情景例句
What, Harry?
什么 ，Harry？
You should have your suit cleaned and ironed.
你应该把你的套装拿去洗烫一下。
When he asked if Mr.Lane lived there, the policeman on duty told him that since his defeat, the ex-Prime Minister had gone abroad.
当他询问莱恩先生是否住在那里时，值班的警察告诉他这位前首相落选后出国去了。