He looked absent-minded when I was taking to him.(我跟他說話的時候看他心不在焉的。)

She talked to the stranger as if (she were) absent-minded.(她和陌生人談話時似乎心不在焉。)

Absent-minded Professor: Heavens!(心不在焉的教授：天哪！)

In his later life he became even more absent-minded.(在晚年他變得更加心不在焉了。)

He has been absent-minded recently and has been making stupid mistakes.(最近他有些心不在焉，一直在犯愚蠢的錯誤。)

The absent-minded Professor.(心不在焉的教授。)

You look absent-minded.(你看起來心不在焉。)

It found poor Tom low-spirited and absent-minded, and this mood continued; he could not shake it off.(可憐的湯姆情緒低落，心不在焉，而且這種情緒還在繼續下去，他擺脫不了。)

He became absent-minded with age.(因上了年紀他變得丟三落四的。)

A startling finding of the research is that the absent-minded activity is a hazard of doing things in which we are skilled.(這項研究的一個驚人發現是，我們做擅長的事情時心不在焉，會帶來危險。)