absent-minded

US /ˌæb.səntˈmaɪn.dɪd/
UK /ˌæb.səntˈmaɪn.dɪd/
"absent-minded" picture
1.

心不在焉的, 健忘的

having or showing a habitually forgetful or inattentive disposition

:
He's so absent-minded that he often forgets where he parked his car.
他太心不在焉了,經常忘記把車停在哪裡。
Her absent-minded professor walked into the wrong classroom.
心不在焉的教授走錯了教室。