Pgi
[医][=(serum)pepsinogen i]（血浆）胃蛋白酶元？（放免测定）
🗣️ 情景例句
then I've got to do some thinking about
那么我就必须考虑考虑
I want to take this opportunity to thank them all.
我想借这个机会向他们表示感谢。
He had his supper, listened to the radio, read a newspaper and then went to bed.
他吃晚餐，听收音机，读报纸，然后睡觉。