Opv
[医][=oral polio vaccine]口服脊髓灰质炎疫苗
🗣️ 情景例句
Can you cash this check for me?
你能替我兑现这张支票吗？
You (or One) cannot make a silk purse out of a sow's ear.
粗瓷碗雕不出细花来。
and some of these propositions have been violently opposed.
对风俗的研究才是全面的，才会有收获。