joyful的名詞形式是哪個

joyful例句

Giving birth to a child is both painful and joyful

生小孩是件既痛苦又令人高興的事。

The delegation brought a piece of joyful news.

代表團帶來了一則令人高興的消息。

We're a very joyful people; we're very musical people and we love music.

我們是非常快樂的民族；我們能歌善舞，熱愛音樂。

A wedding is a joyful celebration of love.

婚禮就是快樂的愛情慶典。