开心的名词用英文怎么说[朗读]

表示开心的短语： happy;rejoice;joyful;be delighted
例句：
见他们都玩得很开心，他非常高兴。
it gladdened him to see them all enjoying themselves
扩展资料。
看他好像吃了一惊，她感到开心。
she had the pleasure of seeing him look surprised
知道有人欣赏我所做的.事真让人开心。
it's nice to know that somebody appreciates what i do
孩子们追逐着彼此的影子，玩得很开心。
the children were having fun,chasing each other's shadows
我没有察觉到你那么不开心。
i didn't realize you were so unhappy
我没有察觉到原来他那时非常不开心。
i didn't realize but he was deeply unhappy at that time