Nitrogenizing
vt. 使含氮；使氮化
🗣️ 情景例句
Thank you, Susan.
谢谢你， Susan。
He who risks nothing, gains nothing.
不入虎穴，焉得虎子。
However, boxing was very crude, for these were no rules and a prizefighter could be seriously injured or even killed during a match.
不过，拳击是十分野蛮的，因为当时没有任何比赛规则，职业拳击手有可能在比赛中受重伤，甚至丧命。