Sca
abbr. 美国科学俱乐部联合会（Science Clubs of America）
🗣️ 情景例句
If I tell you I will be there, I will be there.
如果我告诉你我会去，我肯定会到。
You're excused.
不要紧。
she was impatient to try it on.
这时她急于想试试。