Leptology
物质细微结构学
🗣️ 情景例句
Why?
怎样？
I will come back with him if he asks me.
我会和他走回来，假如他要求我的话。
and even so, some starting data has to guessed,
既使是这样，有些开始时的资料也不得不依靠推测，