We have an obligation to keep that promise; to safeguard Social Security for our seniors, people with disabilities, and all Americans - today, tomorrow, and forever.

我们有责任信守这项承诺；为了我们的老人，残疾人以及所有美国人捍卫《社会保障法》，今天，明天，直至永远。

youdao

A temporary, conditional pledge of property to a creditor as security for performance of an obligation or repayment of a debt.

抵押给予债权人临时的、有条件的财产抵押，以此作为履行责任或偿还债务的保证。

youdao

The Center for Security Policy believes that all American investors have an obligation to ascertain whether companies in which they are invested are doing business in terrorist-sponsoring states or have been linked to the development and proliferation of weapons of mass destruction.

CENTERFORSECURITYPOLICY: 60 Minutes to feature Roger Robinson

"CDO" is a common term for collateralized debt obligation, an investment-grade security backed by a pool of bonds, loans and other assets.

FORBES: Magazine Article

Hollande addressed the trouble in Amiens, saying that public security is "not just a priority, but an obligation" for authorities.

CNN: STORY HIGHLIGHTS