"he had a keen ear"
"a good ear for pitch"
"he tried to get her ear"
I could play by ear.
我能够凭听觉而不是识谱来演奏音乐。
No one could play by ear.
没有人能够凭听觉而不是识谱来演奏乐器。
play sth by earI can play the piano by ear, but I regret now that I never learned to read music properly.
我能不看乐谱弹奏钢琴,不过现在我后悔没有真正学会识乐谱。
The mere mention of the subject set the whole company by the ears.
一提起这个题目,就引起众人的争吵。
Trying to agree where to go on holiday set the family by the ears.
试图商定去哪里度假,结果造成了家庭不和。
The drunk was making a nuisance of himself and so the manager threw him out on his ear.
那醉汉自己招人讨厌,因此经理不客气地把他打发走了。