Sca
abbr. 美国科学俱乐部联合会（Science Clubs of America）
🗣️ 情景例句
I just can't bring myself to spend a month's salary on a pair of shoes.
我才不愿意把一个月的薪水花在一双鞋上。
It is easy to prophesy after the event.
事后诸葛亮，预言顶便当。
When did they live there?
他们什么时候住在那儿？