Forevacuum
[化] 前级真空
🗣️ 情景例句
Right!
对！
Friends may meet, but mountains never greet.
朋友可相逢，高山永分离。
Our foreign trade policy has always been based on equality and mutual benefit and exchange of needed goods.
我们的对外贸易政策一向是以平等互利、互通有无为基础的。