P-aminopropiophenone
[化] 对氨基苯基·乙基酮; 对氨基苯基·乙基甲酮
🗣️ 情景例句
Going swimming should be a good way of letting your hair down after a hard day's work.
游泳是在辛苦了一天后放松自己的好方法。
You agreed that we could make a little change in design if necessary.
可你们曾经答应这，如有必要，图案可以稍作改动。
The tunnel would be well-ventilated if tall chimneys were built above sea level.
隧道就具备了良好的通风条件。