When exactly did the incident occur?
这一事件究竟是什么时候发生的？
Something unexpected occurred.
发生了一件出乎意料的事。
Sugar occurs naturally in fruit.
水果天然含糖分。
1.(事件等)发生
2.出来,出现;存在;被发现
3.被想到,想起
1.to happen, especially unexpectedly
2.to exist or be found somewhere
1.In trying to make things easier for you, basic mode sometimes does things automatically that don't occur in other modes.
为了尽量简化您的工作，基本模式有时自动执行在其他模式下不会执行的操作。
2.Santiago relies upon no one and nothing but himself to control the discomfort and pain that occur during his lonely ordeal.
在这场孤独的痛苦的考验中，圣地亚哥没有依赖于任何人，任何物体，只靠他自己去控制不适与痛苦。
3.Natural earthquakes of a similar intensity occur in the Middle East region about once a week, without the public feeling them.
天然地震有类似强度在中东地区发生，约每星期一次，没有公众感到它们。
4.and morbid fear of Japan, tendencies likely to occur at such a time, did actually occur among the Kuomintang.
这时可能发生的，一方面是轻敌倾向，又一方面是恐日病，这些在国民党中都是发生了的。
5.A little harmless flirtation or so will occur, and one is often drawn on to give more encouragement than one wishes to stand by.
有时会发生点并无害处的调情之类的事情，人往往经不住诱惑，怂恿了别人还不愿意承认。
6.He believes when growth does occur, shareholders are often at the back of the line and star managers or empire building at the front.
他相信，当确实出现收益增长时，股东也往往排在队伍的末尾，排在前面的是明星经理或打造帝国的野心。
7.If this did not occur there would be none of the heavier elements. No carbon, no nitrogen, no life.
如果这个不发生，就没有任何的更重的元素。没有碳，没有氮，没有生命。
8.Although the onset of agoraphobia can occur at any point, it usually appears within a year of your first recurrent panic attacks.
虽然广场恐怖症可能在任何时刻发动进攻，但是往往是在你出现第一次反复性惊恐袭击后的一年之内出现。
9.Once the enterprise occur financial crisis, the enterprise loan must be bad debts, so the bank will face on the big risk of credit.
企业一旦发生财务危机，发放的企业贷款极有可能成为坏帐，银行就会面临很大的信贷风险。
10.Because administrators do not know when unplanned downtime could occur, users are not notified of outages in advance.
因为管理员不知道将何时出现非计划的停机时间，所以无法将中断提前通知用户。