Gpk
[医][=guinea pig kidney antigen]豚鼠肾抗原
🗣️ 情景例句
Didn't we go to school together?
我们以前在一起上过学吗？
I don't remember where I was then.
我不记得那时我在哪里。
'We're going back now,' said the conductor.
“我们现在要返回去，”售票员说。