Tetranitrocompound
四硝基化合物
🗣️ 情景例句
I liked the work. However, the firm is too small for me to widen my experience.
我喜欢那份工作。但那家公司太小，难以增加我的经验。
Don't swap horses when crossing a stream.
行至中流不换马；危难之时不宜作大变动。
Every man is fool sometimes, but none at all times.
每个人都有愚蠢的时候，但是没有一个人永远愚蠢。