1.Be All Ears Meaning
含义：To be all ears是一个非正式的习语，意思是准备好倾听，或者全神贯注。
Let me just finish tidying the table and I'll be all ears.
I'm really sorry but I'm very busy today. Call me tomorrow and I promise I'll be all ears.
I'm always all ears when it comes to listening to you!
Tell me about your day. I'm all ears.
Are you listening to me? Yes, I'm all ears.
You weren't listening to me yesterday, were you? What are you talking about? I was all ears.
2.To fall on deaf ears
置若罔闻：To be ignored / not listened to
I told them this would happen, but every time I warn them something bad will happen, it falls on deaf ears.
My advice must have fallen on deaf ears yesterday! they haven't followed any of it!
3.To be music to [someone's] ears
The praise for her new book was music to her ears.
The new yearly figures came in, and they were music to his ears.
4.To play it by ear
见机行事，随机应变：To deal with a situation as it happens / see how it goes
I don't know how Grandma will react to the news, so we'll just play it by ear.
We don't have plans for the holidays so I think we'll just play it by ear.
5.To grin from ear to ear
露齿而笑：To smile a lot / look very happy
He walked in grinning from ear to ear, ready to give her the good news.
When she saw the present under the tree her eyes lit up and she grinned from ear to ear.
6.To keep an ear to the ground
保持高度警觉：To be attentive to a situation / to listen for any news
I'll keep an ear to the ground to see if I hear anything about the new case.
I don't know what's going on with grandma and grandpa so I'll keep an ear to the ground to see if I hear anything.
7.To lend an ear
侧耳倾听：To listen to someone with sympathy（赞同）
If you ever need someone to talk to I'm more than happy to lend an ear.
I'm lucky my mum's always there to lend a sympathetic ear when I need to talk to someone.
8.To be out on your ear
被赶出去：To be thrown out (often of a workplace or home)
If you don't start working properly you'll be out on your ear before you know it!
I should have tried harder to help out around the house. I didn't do anything so I was out on my ear as soon as I turned 18.
9.To have [something] coming out of your ears
数量繁多：To have a lot of something
It's apple picking season so we've been out in the fields and I've got apples coming out of my ears!
I've been studying French all morning so I've got verbs coming out of my ears!
10.I can't believe my ears!
难以置信：To be surprised / shocked by something you hear.
Did you just thank me for something?! I can't believe my ears!
You got a job?! I can't believe my ears!
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