「know something like the back of your hand」在英語詞典中的解釋及翻譯

美式

「know something like the back of your hand」在美式英語詞典中的解釋及翻譯

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know something like the back of your hand

to know a place very well:

She’ll give you the name of a place to stay – she knows the area like the back of her hand.

(know something like the back of your hand在劍橋學術詞典的解釋 ©劍橋大學出版社)