Oasdi
abbr. old-age（old-age,survivors,and disability insurance）\\nabbr. survivors（old-age,survivors,and disability insurance）
🗣️ 情景例句
It's our school, but we can't vote.
那是我们的学校 ，可是我们却不能投票。
A straw shows which way the wind blows.
一叶便知秋。
Oh, good evening. May I speak to Ann, please?
噢，晚上好！我想跟安讲话，行吗？