当然，事情没那么简单，为了赚钱买颜料进行创作，弗兰岑有时会被迫在艺术博览会这样的地方给别人画像。

Of course, it's not as easy as that, and so Frantzen had to paint other people's portraits at places like art fairs just to make money to buy paint for her more serious artwork.

youdao

事情没那么简单。

There is more to it.

《新英汉大辞典》

但是事情没那么简单。

But it hasn't been an easy task.

youdao