开心，快乐的英语单词

• 1、开心，快乐的英语单词？

开心，快乐的英语单词？

glad; happy; cheerful; merry; pleased; willing ; delighted; rejoicing; joyful

1. 在去夏威夷的旅途中，我们都很开心。
   On the trip to Hawaii, we were all in high spirits.
2. 玩得开心点。
   Have fun.
3. 不开心是他生病的根源。
   Unhappiness is the root cause of his illness.