sometimes

between times

once in a way

every once in a while

once in a while

now and then

They sometimes meet up to chill out and watch a movie.

他们有时聚在一起，看场电影放松一下。

Showing children pictures sometimes helps them to vocalize their ideas.

让儿童看图画有时有助于他们用言语表达思想。

Sometimes reality and fantasy are hard to distinguish.

有时候现实和幻想很难区分。

Life seems so unfair sometimes.

人生有时似乎非常不公平。