O-butoxyacetanilide
[化] 邻丁氧乙酰苯胺
🗣️ 情景例句
and I have a production meeting at four.
我四点钟有个生产会议。
Many dishes,many diseases.
食多病多。
When the instrument is situated at more than 700 miles from the earthquake centre,
如果把这种仪器安装在距震源700多英里远的地方，