有时候我也快乐，也许一个星期有一次吧。

Now and then I was happy; once in a week perhaps.

youdao

我一般一个星期有一次。

I do it maybe once a week or so.

youdao

我有一次发了近一个星期的高烧。

I once had a fever for almost a week.

youdao

他还在他的窗户下对他唱起小夜曲，大概一个星期有那么一次。

He would thus serenade him, perhaps once a week, under his Windows.

youdao

他还在他的窗户下对他唱起小夜曲，大概一个星期有那么一次。

He would thus serenade him, perhaps once a week, under his Windows.

youdao