happy

1. ADJ Someone who is happy has feelings of pleasure, usually because something nice has happened or because they feel satisfied with their life. 快乐的

Marina was a confident, happy child. 玛丽娜是个自信、快乐的孩子。

2. happilyADV 快乐地

Albert leaned back happily and lit a cigarette. 艾伯特开心地向后斜靠着并点燃一支香烟。

3. ADJ A happy time, place, or relationship is full of happy feelings and pleasant experiences, or has an atmosphere in which people feel happy. 令人愉快的

Except for her illnesses, she had a particularly happy childhood. 除了几场病痛之外，她有个特别快乐的童年。

It had always been a happy place. 这里从前一直是个令人愉快的地方。

4. ADJ If you are happy about a situation or arrangement, you are satisfied with it, for example, because you think that something is being done in the right way. 对...满意的[v-link ADJ]

If you are not happy about a repair, go back and complain. 如果你对修理不满意，就回去投诉。

He's happy that I deal with it myself. 他对我自己处理这件事感到很满意。

5. ADJ If you say you are happy to do something, you mean that you are very willing to do it. 乐意的[v-link ADJ]

I'll be happy to answer questions if there are any. 如果有什么问题的话，我将很乐意回答。

6. happilyADV 乐意地[ADV with v]

If I've caused any offence over something I have written, I will happily apologize. 如果我所写的东西冒犯了他人，我将很乐意道歉。

7. ADJ Happy is used in greetings and other conventional expressions to say that you hope someone will enjoy a special occasion. (表示祝贺) 快乐[ADJ n]

Happy Birthday!

生日快乐！