Oasdi
abbr. old-age（old-age,survivors,and disability insurance）\\nabbr. survivors（old-age,survivors,and disability insurance）
🗣️ 情景例句
It hurts, doesn't it?
会痛 ，是不是？
Don't worry about it.
别担心。
No, I think it'll be all right for him to go to school.
不，我想他去上学没什么关系。