Lnf
[医]liquid nitrogen frozen 液氮冷冻
🗣️ 情景例句
I feel rotten about not taking the children out.
我没有带孩子出去觉得很不痛快。
We can't wait any longer.
我们不能再等了。
During the journey, their boat began to sink.
途中，船开始下沉，