1. Firstly because of equipment failure ? back-up systems and contingency planning in case you lose all your data ? 首先是因为设备故障，你需要一个备份系统和突发事件处理计划，以防丢失全部数据。
2. Britain's Defense Minister contends that there are "contingency plans, " but a "proper agreement" must be reached. 英国国防大臣声称，还有一些应急计划，但是必须要达成“一个合适的协议%。
3. The contingency happening in enterprise's production, more than 70% caused the human factor, people's unsafe behavior is the direct reason for accident. 企业生产中发生的意外事故，70%以上是由于人的因素造成的，人的不安全行为是造成事故的直接原因。
英英解释
n.
1. a possible event or occurrence or result
2. the state of being contingent on something
