双方

プログレッシブ和英中辞典(第4版)

そうほう【双方】

both sides [parties]

労使双方の譲歩によって
through concessions by both management and labor

双方と話し合う
speak with both sides

双方の誤解を解く
clear up the misunderstanding between the two parties

双方の利益のために妥協した
I agreed to compromise for our mutual benefit.

双方の協力があって初めて問題は解決に近付く
Two-way cooperation is the first step toward a solution of the problem.

双方とも態度を変えそうにない
Neither side [party] seems willing to change its attitude.

双方の国の同意が望まれる
It is hoped that there will be a bilateral agreement between the two countries.

出典　小学館「プログレッシブ和英中辞典(第4版)」