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- Something wanted or needed that comes or happens unexpectedly. 飞来鸿运，意外得来之物想要或需要的东西意外的到来或发生
- A serious situation or occurrence that happens unexpectedly and demands immediate action. 紧急情况一突然发生并要求马上处理的严重情况或事件
- Despite this, it is not avoidable to happen unexpected accidents.At this time, auto passive-security technique will be an unique protection from driver's wound. 但尽管如此，仍然不可避免地发生意外情况，此时，汽车的被动安全技术将是避免乘员受伤的唯一保障。
- I finished work unexpectedly early. 我的工作意外地提早做完。
- She fall to brood about what have happen to her. 她开始沉思默想自己的遭遇。
- I have seen this happen more than once. 发生这种事我屡见不鲜。
- We happen to hold the same view. 我们两人的想法不谋而合。
- Occurring suddenly or unexpectedly. 突然发生的突然或出乎意料地发生的
- Be prepared for anything to happen. 准备好对付任何可能发生的事件。
- I have a presentiment that something bad will happen. 我有某种不祥事要发生的预感。
- These things happen all the time. 这是常有的事。
- She cooked up a simple meal for him when he arrived unexpectedly. 她没料到他会突然来到，所以就为他做了顿简单的饭菜。
- Happen what may, I will accomplish my purpose. 不管怎样，我一定要达到目的。
- I happen to have the official statistics with me. 我碰巧身边有官方的统计数字。
- It seem as if nothing have happen. 好像什么事也没有发生过似的。
- I say it will happen, and sure enough it do. 我说过要有这样的事，果然如此。
- He watched to see what would happen. 他观察着，看会发生什么情况。
- Traffic jams in the town happen everyday. 城里的交通天天堵塞。
- Do you happen to remember their sale term? 您可记得他们的售货条件吗？
- I had just put the dinner on when Jim walked in unexpectedly. 我刚把饭做好，吉姆出人意外地走了进来。
