Sca
abbr. 美国科学俱乐部联合会（Science Clubs of America）
🗣️ 情景例句
It's interesting.
很有趣。
Friendship is love with understanding.
友谊是爱加上谅解。
Lined up against the wall, there were long thin wires attached to metal spheres.
靠墙排列着许多细长的电线，而电线又连着金属球。