indefinite obligationobligatio generisobligatiogeneris種類: kind; class; description; ty ...債: debt; loan種類之物: sort種類: kind; class; description; type; variety 不同種類的刀具 cutters of different kinds; 種類繁多 a great variety類之輔: ruinosuke下載手機(jī)詞典可隨時(shí)隨地查詞查翻譯