Isentrope
等熵线
🗣️ 情景例句
My father would like me to go there.
我爸爸希望我去那儿。
John has built up his own business.He owns a hotel.
约翰建立了他自己的生意，他拥有一家宾馆。
What happened before printing was invented?
印刷术发明以前是怎么一回事？