fun

1. N-UNCOUNT You refer to an activity or situation as fun if you think it is pleasant and enjoyable and it causes you to feel happy. 樂趣

It's been a learning adventure and it's also been great fun. 那是一次很受教育的冒險活動，也是極大的樂趣。

It could be fun to watch them. 看他們會是樂趣。

2. N-UNCOUNT If you say that someone is fun, you mean that you enjoy being with them because they say and do interesting or amusing things. 有趣的人[表贊許]

Liz was fun to be with. 莉茲是與之相處有趣的人。

3. ADJ If you describe something as a fun thing, you mean that you think it is enjoyable. If you describe someone as a fun person, you mean that you enjoy being with them. 令人愉快的[非正式] [ADJ n]

It was a fun evening. 那是個令人愉快的夜晚。

4. PHRASE If you do something for fun or for the fun of it, you do it in order to enjoy yourself rather than because it is important or necessary. 為了好玩

We used to drive too fast, just for fun. 我們過去常常開得太快，就為了好玩。

5. PHRASE If you do something in fun, you do it as a joke or for amusement, without intending to cause any harm. 鬧著玩兒地

Don't say such things, even in fun. 別說這樣的話，即使是鬧著玩兒。

6. PHRASE If you make fun of someone or something or poke fun at them, you laugh at them, tease them, or make jokes about them in a way that causes them to seem ridiculous. 拿…開玩笑

Don't make fun of me. 別拿我開玩笑。