Formohydrazide
甲酰肼
🗣️ 情景例句
May I have a tour of the cockpit, please?
我能参观一下驾驶舱吗？
No man ever yet became great by imitation.
笑颦不能成西施。
the gaoler returned a few moments later with a pair of glasses and the usual copy of the letter which he proceeded to read to the prisoner.
一会儿工夫，狱卒重新登台，拿来一副眼镜以及平时使用的那封信，然后为那囚犯念了起来。