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戮力：并力；同心：齐心。齐心合力。
[pull together and work hard as a team; make concerted efforts; unite in a concerted effort] 齐心合力 昔逮我献公及 穆公相好,戮力同心,申这以盟誓,生亡以婚姻。——《左传·成公二十三年》
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