他只有在画画时才开心。

He was only happy when he was drawing.

他一直在画画。

He paints all the time.

昨晚我们在画画。

Last night we were painting pictures.

八点钟时，我妹妹在画画，我在看书。

At eight o'clock my little sister was drawing and I was reading a book.

孩子们在画画时非常专一。

The children are very concentrated when they are drawing.

画家在画画时坐在一个凳子上。

The artist sat on a stool while painting.

她喜欢在画画和音乐中玩水。

She likes to dabble in painting and music.

公园里有一位美少女在画画。

There is a beautiful young girl painting in the park.

我能听到她在画画时轻声哼唱。

I could hear her hummel softly as she worked on her painting.

他在画画之前想象了那个场景。

He pictured the scene in his mind before painting it.