Gcft
淋球菌补体结合试验
🗣️ 情景例句
How do you do?
你好。
It's a few minutes after two.
两点过几分。
A moment later, the Class 4 runner fell and hurt his leg, but he quickly got up and went on running.
过了一会儿，4班的运动员摔倒了，伤了腿，但是他很快爬起来，继续往前跑。