英 [əˈkɜ:rɪŋ] 美 [əˈkɜːrɪŋ]
v. 发生；存在于（occur 的现在分词）[1]
loss occurring basis 损失发生基础 ; 损失发生基准
occurring rate 发生率
frequently-occurring disease 多发病
natural-occurring substance 天然物质
expressing a regularly occurring event 用法二表示重复活动 ; 表示重复活动
naturally-occurring repository 天然资源储藏所
naturally-occurring substance 天然物质
occurring occasionally 零星发生的
Naturally Occurring Radioactive Material 射性物质[1]
After May 19, strikes were occurring on a daily basis. 在5月19日以后，罢工每天都在发生。
It was noticed that this strange thing had been occurring every day latterly. 大家注意到，近来这种怪事天天都在发生。
Even more than mountainside slides of mud or snow, naturally occurring forest fires promote the survival of aspen trees. 自然发生的森林火灾甚至比山体滑坡或积雪更能促进白杨树的生长。
More than 90% of the human and economic losses from climate change are occurring in poor countries, according to the report. 报告指出，气候变化造成的百分之九十以上的人员和经济损失正发生在贫穷国家。
A new study by the University of Minnesota and McGill University in Montreal looks at where, and how far, this decline is occurring. 明尼苏达大学和蒙特利尔的麦吉尔大学的一项新研究着眼于这种衰退发生的区域和程度。
Visual recognition, reads the study, is "an automatic psychological process, occurring rapidly and intuitively with little or no apparent conscious deliberation." 该研究称，视觉识别是“一种自发的心理过程，迅速而直观地发生，很少或根本没有明显的有意识思考。”
Oil is refined to remove naturally occurring impurities. 油经过提炼去除天然生成的杂质。
These are all fundamental commitments that are now occurring later in life. 这些都是以后的生活中会出现的基本承诺。
The blue specks are likely naturally occurring seashell particles or minerals. 蓝色斑点很可能是自然产生的海贝颗粒或矿物质。
At present, we can make efficient use of only naturally occurring hot water or steam deposits. 目前，我们只能有效地利用自然产生的热水或蒸汽沉积物。
Apart from that, the process of heating up naturally occurring materials to transform them is the same. 除此之外，将天然生成的物质加热转化的过程也是如此。
In some regions, the increase in desert areas is occurring largely as the result of a trend toward drier climatic conditions. 在一些地区，沙漠区域的扩张主要是当地气候条件趋于干燥的结果。
Studies of innovation come to the same conclusion: You can't engineer innovation, but you can increase the odds of it occurring. 有关创新的研究得出了同样的结论：你不能设计创新，但你可以增加它产生的机率。
But there was a problem: transits of Venus, unlike those of Mercury, are rare, occurring in pairs roughly eight years apart every hundred or so years. 但有一个问题：和水星凌日不同的是，金星凌日是罕见的，大约每隔一百年会成对出现八年的时间。
Air pollution costs the global economy more than $5 trillion annually in welfare costs, with the most serious damage occurring in the developing world. 在福利支出方面，空气污染每年给全球经济带来的损失高于5万亿美元，而对发展中国家的损害最为严重。
A few astronomers thought they could see even more of a dinosaur-cosmos link, a pattern of mass extinctions occurring like clockwork in the geologic record. 一些天文学家认为他们可以看到更多的恐龙与宇宙之间的联系，这种大规模灭绝的模式就像地质记录上的时钟一样。
The water is usually naturally occurring groundwater that seeps down along fractures in the rock; less typically, the water is artificially introduced by being pumped down from the surface. 水通常是自然形成的地下水，沿着岩石的裂缝渗出；不那么典型的是，水是通过从地表抽水而人工引入的。
Strike-slip faults occurring in the converging crust, or transpression, rocks are faulted upward in a positive flower structure. 在会聚的地壳或压转岩石中发生的走滑断层以正花构造向上断裂。
It is a naturally occurring compound found in the soil saprotroph "Streptomyces rose sports". 它是在土壤腐生菌“玫瑰链霉菌”中发现的一种天然化合物。
The present disclosure provides ketoreductase enzymes having improved properties as compared to a naturally occurring wild-type ketoreductase enzyme. 与天然存在的野生型酮还原酶相比，本公开提供了具有改善的性质的酮还原酶。
That has been occurring. 这种事情一直在发生。
This is occurring in Bangladesh. 孟加拉国现正遭遇这种现象。
So where is this miracle occurring? 想知道哪里出现这些奇迹吗？
There is a profound mood shift occurring. 情绪上的深刻变化正在发生。
The bacteria are naturally occurring. 这些细菌是原生的。
One of the mega trends that are occurring. 其中有一个重要趋势正在发生。
There’s a probability of change occurring. 这种改变发生的可能性还是存在的。
Fluoride is a naturally occurring mineral. 氟是一种自然形成的矿物质。
You're getting a global tsunami occurring. 人类正面临着一场全球性海啸。
Of the 18% occurring outdoors, 80% involved boys. 18%的烫伤发生在户外，其中有80%是男孩。[1]