Oasdi
abbr. old-age（old-age,survivors,and disability insurance）\\nabbr. survivors（old-age,survivors,and disability insurance）
🗣️ 情景例句
I talked with him, and he understands completely.
我与他谈了 ，他完全了解。
By accident Marion overheard some nasty gossip.
马里恩偶然听到了一些令人不愉快的谣言。
CUSTOMS OFFICER: Are you tourists?
你们是来旅游的吗？