Sca
abbr. 美国科学俱乐部联合会（Science Clubs of America）
🗣️ 情景例句
I want to cash this check, please.
我想把这张支票换成现金。
I can't tell you how sorry I am.
我不知道我该怎样道歉。
Above all, he refused to make any personal gain from his political work.
尤其是，他拒绝从所从事的政治事业中谋取个人利益。