Lnf
[医]liquid nitrogen frozen 液氮冷冻
🗣️ 情景例句
Oh, really?
噢， 是吗？
Necessity and opportunity may make a coward valiant.
需要和机会，可使懦夫变勇敢。
It is said that a new policy is being put into practice in your foreign trade.
据说你们正在实施一种新的对外贸易政策。