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两个人都在背地里频繁地互相攻击。Both men continually bad-mouthed each other.我不由得感觉他在背地里搞鬼.I can't help feeling he's playing some deep game of his own.她在背地里对他造谣中伤.She slandered him behind his back....

“背地里”的拼音为：bèi dì li...