我全部注意力都集中在一张图画上了，所以没有感到有人轻轻地碰我的手臂。

I was so concentrated on a picture as not to feel someone touch my arm.

youdao

我全部注意力都集中在一张图画上了，所以没有感到有人轻轻地碰我的手臂。

I was so concentrated on a picture as not to feel someone touch my arm.

youdao