The main reason for the formulation of liability system in private law is the breach of legal or agreed duty, the direct aim of which is to set a negative assessment in law.

私法责任制度设定的直接原因是违反了法定或约定的义务，直接目的是要归结出一种法律上的否定性评价。

youdao

We sent pins with Rapid-Response Team on them to those who agreed to do daily duty.

我们给那些允诺施行每日职责的人发送“快速反应小组”的徽章。

youdao

Israel and Egypt have agreed to expand their commercial ties by establishing special trade zones for duty-free exports to the US of products made in Egypt with some Israeli content.

以色列和埃及已同意建立特别贸易区，让产地在埃及且有以色列成分的产品免税出口到美国，以此来扩大埃以商贸关系。

youdao

Lincoln agreed. He felt it was his duty to go to honor the brave men who lost their lives to save the Union.

VOA: special.2009.11.05

Lincoln agreed to do so. He felt it was his duty to go.

VOA: special.2009.11.12

Although PC Dibell was off-duty, the police authority agreed that he was acting in his duty as a police officer when he intervened in a row near his home.

BBC: PC Ian Dibell: Essex Police sorry for pension error

An unexpected substantial increase in the import tax on gold and the introduction of an excise duty on gold jewelry resulted in a three-week countrywide strike among jewelers until the government agreed to end the excise duty.

FORBES: Global Gold Jewelry Demand Down 6% in Q1

It was out of duty that he agreed to go on the trip on her behalf.

CNN: How 'soldier prince' Harry tore up royal rule book