bilateral/ˌbaɪˈlætərəl; baɪ`lætərəl/ adjhaving two sides; affecting or involving two parties, countries, etc 有两边的; （两党、两国等）双边的 a bilateral agreement/treaty 双边的协议[条约]. Cf 参看 multilateral, unilateral.
牛津英汉双解词典