Nonreversibility
不可逆性
🗣️ 情景例句
I'm writing a story for the high-school paper.
我正在为高中校刊写一篇东西。
What are you thinking of?
你正在想什么？
The swallow shares the virtues of both schools in highest measure.
燕子充分兼有这两类鸟的长处，