Ppps
[医][=polyvalent pneumococcal polysaccharide]多价肺炎双球菌多糖
🗣️ 情景例句
He's a real Stewart.
他是个十足的Stewart家的人。
It is incredible that he should have gone to live in such a dangerous country.
他竟然搬到那样危险的国家去住，实在令人无法相信。
The group of girls all moved on and had a good drink of tea together, from a modern thermos!
这一群女孩一块儿去享受了一番茶水。她们用得是现代的热水瓶！