Pernitric acid
[化] 过硝酸
🧩 词语组成解析
🗣️ 情景例句
This time draft will fall due at the end of this year.
这张期票年底到期。
He that lies down (sleeps) with dogs must rise up with fleas.
与恶人交终会变恶；近朱者赤，近墨者黑。
the writer comes to discern things in his material which were not consciously in his mind when he began.
会领悟到素材中很多东西是他刚动笔时所未意识到的。