词汇 "know A like the back of one's hand" 在中文的含义

"know A like the back of one's hand" 在英语中是什么意思?与 Lingoland 一起探索这个词的含义、发音及具体用法

know A like the back of one's hand

US /noʊ eɪ laɪk ðə bæk əv wʌnz hænd/
UK /nəʊ eɪ laɪk ðə bæk əv wʌnz hænd/
"know A like the back of one's hand" picture

成语

了如指掌, 非常熟悉

to be very familiar with something or to know a place or subject extremely well

示例:
I grew up here, so I know this city like the back of my hand.
我在这里长大,所以我对这座城市了如指掌
She has studied the manual and knows the software like the back of her hand.
她研究过手册,对这个软件了如指掌