短語詞組用作名詞 (n.)動詞+～acknowledge obligations 表示感謝fulfil 〔meet, perform〕 an obligation 履行義務lay 〔place〕 an obligation on sb 使…承擔義務repay an obligation 報恩undertake an obligation 承擔義務形容詞+～legal 〔moral〕 obligation 法律〔道德〕上的義務mutual obligation 相互的義務social obligation 社會義務international obligation 國際義務solemn obligation 莊嚴義務written obligations 書麪契約名詞+～citizenship obligations 公民義務family obligations 家庭義務介詞+～free sb from an obligation 解除某人的義務lay sb under an obligation 施恩於某人～+介詞the obligation of citizens 公民的義務短語 返回 obligational