O-butoxyacetanilide
[化] 邻丁氧乙酰苯胺
🗣️ 情景例句
First, they have an excellent School of Journalism.
首先 ，那儿有个很优秀的新闻研究所。
Last month was December,wasn't it ?
上个月是十二月，对不对？
How Harry managed to keep a straight face during these performances is quite beyond me.
我实在想像不出哈里在这些表演中是怎样装出一本正经的样子的。