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It is likely that more outbreaks will occur, FAO warned.

还可能会出现更多的疫情，粮农组织警告说。

Creativity and the creative process are hard to predict. Therefore, failure is going to occur . If there is a strong likelihood that your boss will criticize your "far-out"idea, you may not risk expressing it.

如果你有一个很好的想法并且有很大的可能性，但你的老板如果责备你的这个很有远见的想法，那么你可能不会冒险表达出来。

Astigmatism can occur in addition to nearsightedness and farsightedness.

散光可发生在除近视和远视。

The gain-frequency characteristic of the amplifier and its feedback network must be such that oscillation does not occur.

OP和其反馈网络的频率特性，必须保证不会产生震荡。

Tracksites occur exclusively throughout several stratigraphic levels of a thick, mixed-affinity, lagoonal-terrestrial sequence known as the Upper Red Formation in north central Iran and within a continental series deposited in the southern Caspian area in north of the country. The tracks from the Upper Red Formation are mainly artiodactylan type, attributed to several gazelle sized species due to their small size, and other tracks attributed to small, medium and large sized mustelid and felid carnivores.

足迹化石在伊朗中北部分布在一套被称为上红组的厚层、混杂的泻湖－陆相地层序列的数个层位中；在伊朗北部的里海地区南部，则位于一套陆相沉积序列中：产自上红组的足迹以偶蹄动物类型为主，由于个体很小，可归入几种像羚羊一样大小的种；其他足迹则分别归人小型、中型和大型的触科和猫科食肉动物。

It was thought that the mast important Fe sources occur in Precambrian BIFs. BIFs and ferruginous rock series in them contain abundant usable Au, Cu, Zn, Co and PGEs elements.

前寒武纪条带状铁建造中拥有全球最重要的铁矿资源，BIFs中以及包括BIFs在内的含铁岩系还含有丰富的金、铜、锌、钴、铂族等有用元素。

For the disease to occur, a sperm carrying the mutation (50:50 chance) must fertilise an egg carrying the mutation (50:50 chance).

为疾病的发生，精子进行基因突变（ 50：50机会）必须受精鸡蛋进行突变（ 50：50机会）。

This is the time when the sperm should arrive if a fertilization is to occur.

如果受精将要发生的话，这恰恰是精子应该抵达的时候。

About 15% of strokes occur in people with Atrial Fibrillation .

大约15%的中风发生在罹患心房纤维性颤动的人身上。

In more advanced stages, deposition of fibrin and platelets and necrosis of tissue with growth of new vessel may occur.

在更晚阶段，纤维蛋白和血小板沉积，组织坏死以及新的血管生成。

In the days of sailing vessels the crew were afraid they would be becalmed on the ocean.

在使用帆船的时代，船员们担心他们会因为无风而无法在海洋上航行。

As long as foreign donors pay the PA's salary bill, few expect a new intifada.

只要外国继续为巴权力机构的薪水买单，希望发动新暴动的人便寥寥无几。