If the climate gets drier, then the logical conclusion is that even more drought will occur.
如果气候变得更干燥，那么符合逻辑的结论就是甚至更多的旱灾将会发生。
Scientists warned that emergency cooling systems could fail and a reactor meltdown could occur.
科学家们警告说紧急冷却系统可能失灵，核反应堆的堆芯熔毁可能会发生。
Extreme events, however, will continue to occur.
然而，极端事件将继续发生。
Very rarely did any violent crimes actually occur.
暴力犯罪实际上很少发生。
Typically, these symptoms occur within minutes after a mosquito bite, compared to Skeeter Syndrome, which may take hours to days to occur.
通常，这些症状在蚊子叮咬后几分钟内发作，而相比之下，史基特症候群常在被叮咬几小时或几天后发生。
No one has suggested how this might occur.
没有人提议过这事如何开始。
By noticing these changes, the woman can tell when ovulation is about to occur.
通过观察这些变化，这名妇女能判断出何时排卵。
When exactly did the incident occur?
这一事件究竟是什么时候发生的？
These snails do not occur on low-lying coral islands.
这些蜗牛不会出现在低洼的珊瑚岛上。
Rattlesnakes occur in the warmer, drier parts of North America.
响尾蛇出现在北美温暖干燥的地区。
Nitrates are chemicals that occur naturally in water and the soil.
硝酸盐是水和土壤里天然存在的化学物质。
Ulcers occur when the stomach's natural acids eat into the lining of the stomach.
胃酸腐蚀胃壁时，就出现了溃疡。
If headaches only occur at night, lack of fresh air and oxygen is often the cause.
如果头痛只发生在晚上，缺少新鲜空气和氧气常常是其原因。
Within a half-mile from ground zero, death from radiation poisoning will occur within twelve hours.
在核爆点半英里内，辐射中毒引起的死亡会在十二小时内发生。
Such events occur only when the external conditions are favourable.
此类事件只有当外界条件有利时才会发生。
Where does extreme poverty occur?
极端贫困出现在哪里？
Where did the shark attacks occur recently?
最近的鲨鱼袭击发生在哪里？
Does it look like something that might occur in nature?
这看起来像自然界中可能存在的事物吗？
How can volcanic activity occur so far from a plate boundary?
火山活动是如何在离板块边界那么远的地方发生的呢？
Why did the near extinction and migrations of wild animals occur?
为什么会发生野生动物濒临灭绝和迁徙的现象？
Frosts often occur in November.
11月份经常出现霜冻。
小心别再发生这种事了！
Most volcanoes occur at plate boundaries.
大多数火山的爆发发生在板块边界。
Does it look like something might occur in nature?
这看起来像是会在自然界里发生的吗？
They're more likely to occur in societies that frown on divorce.
这种关系更可能存在于反对离婚的社会中。
If Dollo's law is right, atavisms should occur only very rarely.
如果多洛定律是正确的，返祖现象应该很少发生。
The time when a solar eclipse will occur can be calculated.
日食发生的时间可以推算出来。
Bombings and shootings occur almost daily in Thailand's three southernmost provinces.
在泰国最南部的三个省份，爆炸和枪击事件几乎每天都在发生。
When these side effects occur, they are called adverse reactions.
当这些副作用发生时，它们被称为不良反应。
When these side effects occur, they are called "adverse reactions".
当这些副作用发生时，它们被称为“不良反应”。
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