Classifications
n. 分类( classification的复数形式 ); 分级; 类别; （动植物等的）分类学
🗣️ 情景例句
You can see many posters that are put up before the movie opens.
每部电影首映前你都会看到铺天盖地的海报。
A man cannot whistle and drink at he same time.
一心不能二用。
4 Think of a time when you were happiest. What were you doing?
4。想一想你感到最高兴的时刻。当时你在做什么？