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更新日期:2026-08-14
know sb/sth inside ˈout|know sb/sth like the back of your ˈhand(informal)to be very familiar with sth对…极为熟悉(或了如指掌)This is where I grew up. I know this area like the back of my hand.我在这儿长大的,我对这地方再熟悉不过了。