know someone like the back of one's handภาษาอังกฤษIDMแปลว่า รู้จักดีมาก ภาพประกอบ know someone like the back of one's hand คำศัพท์ภาษาอังกฤษที่คล้ายกันhand backkeep watch onkindnessknow ofknow someone like a bookknow someone like the palm of one's handknow something like the back of one's handknow something like the palm of one's handknuckle (of the hand)lead someone by the handsomeone like youthe back of the hand