Serological
a. 血清学的
🗣️ 情景例句
Let's go.
我们走。
Each man is the architect of his own fate.
命运掌握在自己手中。
Autumn is a busy season. The days get shorter and the nights get longer.
秋天是繁忙的季节。白天逐渐变短，夜晚则渐渐变长。