The experience made an indelible impression on me.
From his account of the voyages in the region, I believe the indelible impression left him by the senior British crew was that order, strength and efficiency were the keys.
Although she had only seen one face with the old man, she left an indelible impression on her heart.
You leave a far too indelible impression.
Although Peng won on appeal and the plaintiff subsequently dropped the lawsuit, the initial court ruling made an indelible impression on many would-be Samaritans.
The whole incident left one indelible impression.
