心不在焉的

This wool stapler who is wearing woolen scarf is woolgathering .

这个戴着围巾的焉的。

He wore a look of abstraction and I knew his thoughts ware far away.

她显出焉的样子，我知道他的思绪已飞向远方。

He listened with an absent air and kept glancing at the door.

他一副焉的样子听着, 时瞥一眼门。

Some professors are absent-minded.

一些教授总是焉的。

Mother absent-mindedly sugared her tea.

母亲焉往她的茶里加糖。

A notoriously absent-minded professor was one day observed walking along the street with one foot continually in the gutter, the other on the pavement.

有一天，人们看见一个有名的焉的老师路上走，他的一只脚一直踏街沟里，另一只脚踩人行道上。