to play by ear
01
to have the ability to play music by listening to it and recreating the sounds and melodies without relying on sheet music or written notation
例
She usually plays the guitar by ear, rather than reading the music.
to play something by ear
01
to make decisions or take actions without prior planning or preparation, based on how the situation develops
例
As you know, that element of the plan was set up rather late, and we're playing it by ear at the moment.



























