英语词汇“optional obligation”的翻译、意思、用法、释义-英汉双解词典-注文网

单词	optional obligation
释义	optional obligation [ˈɔpʃənl ˌɔbliˈɡeiʃən] [法]选择之债
随便看	Valvatida Valvatidae Valvatina valva tricuspidalis Valva trunci pulmonalis valve valve- valve ablation valve accelerating pump valve acceleration valve action valve action diode valve actuating device valve actuating gear valve actuating mechanism valve-actuating mechanism valve actuating push rod valve actuating rocker valve actuation valve actuation member valve actuator valve adapter valve adjuster valve adjusting valve adjusting ball stud 已怨故山猿老已成行计已报周师入晋阳已抽簪已换却已放笙歌池院静已早杏花先卖已映洲前芦荻花已是年来伤感甚已是黄昏独自愁嫌嫌乎嫌厌嫌弃嫌忌嫌怨嫌恨嫌恶嫌憎嫌气细菌