pledgevt.发誓；保证；以 ... 抵押；向 ... 祝酒n.保证；抵押；誓言；抵押品pledge one's support for于蒂内尔Pledged to uphold the law发誓要遵守法律Pledge land for a loan.以土地抵押贷款。pledge oneself to secrecy发誓坚守秘密pledged repo interestrate质押式回购利率Pledge loyalty to a nation宣誓对国家忠诚pledged contributions unpaid未缴认捐款pledge right of patent right专利权质权pledge by warehouse receipts仓单质押pledge on intellectual right知识产权质押