Gcft
淋球菌补体结合试验
🗣️ 情景例句
It was so nice to be out in the country.
出去置身乡下真是太好了。
A true friend is known in the day of adversity.
疾风知劲草，患难知友情。
The railway station was big, black and dark.
火车站很大，又黑又暗。