Pgi
[医][=(serum)pepsinogen i]（血浆）胃蛋白酶元？（放免测定）
🗣️ 情景例句
The odds are she'll decline the invitation.
恐怕她会谢绝邀请。
A cheerful wife is the joy of life.
快乐的妻子是生活的乐事。
A man lived in a tall building in the city of Moscow. He liked living there.
有一个人住在莫斯科城的高楼里。 他喜欢住那儿。