Opv
[医][=oral polio vaccine]口服脊髓灰质炎疫苗
🗣️ 情景例句
I'm presently making five thousand a month.
我目前的薪水是5000元。
I ate oatmeal for breakfast yesterday.
我昨天早饭吃的是麦片。
But her cat's Chinese!
但是她的猫是只中国猫。