breach of a duty

基本解释

For me to leave now would be a breach of duty.
我如果現在離開，就屬於失職。
Suit for the breach of a civil duty must be brought by the person wronged.
破壞民事責任的訴訟案一定是由不法行爲引起的。
blog.sina.com.cn
"It would be irresponsible, and arguably a breach of fiduciary duty, to ask investors for hundreds of millions of dollars to help facilitate another deal that may or may not happen, " one source said.
該消息人士說，“遊說投資人大手筆投資來推動另一個八字還沒一撇的交易是不負責的，同時也違反了信托責任。”

On the state level, backdating could involve a breach of fiduciary duty, a waste of corporate assets and even a usurpation of a corporate opportunity.
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Under the mitigation of damages doctrine, a party that suffers damages as a result of a breach of contract has a legal duty to mitigate those damages by taking reasonable action, wherever practicable, to avoid additional injury and minimize its loss.
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