What body changes occur when the sperm whale drives?

Most of these changes occur randomly and spontaneously rather than manual operations.

这些遗传改变中的大部分都不是人工操作的结果，而是随机的遗传改变。

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Such changes occur in individuals independently of their own private information signals, he says.

这种改变会发生在不受本人信息信号影响的个体身上，他说。

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These changes occur at 4 to 6 month old and go on to the following months.

两种蛋白变化初始期为4～6月龄，并于随后月龄持续存在波动现象。

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Remember: a true friend doesn't flee when changes occur.

记住：真正是朋友是在发生变故时仍留在你身边。

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Many pathologic and physiologic changes occur after brain injury.

脑损伤（brain injury）后脑组织发生的一系列病理、生理和生化改变，由许多基因、细胞因子参与调节并影响着损伤程度的转归。

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No changes occur to the database file.

不对数据库文件进行任何更改。

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That's the way most changes occur.

这就是大多数更改的实施方式。

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Major changes occur in the external conditions of the company's production and management;

（六）公司生产经营的外部条件发生的重大变化；

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With a change in consciousness, actual chemical changes occur.

靠意识知觉的变化，实际的化学变化出现了。

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Other researchers at Penn have shown that, in mammals, synaptic changes occur during sleep and that deprivation of sleep results in a disruption of these synaptic changes.

Penn睡眠研究中心的其他研究者发现，哺乳动物在睡眠过程中，有突触变化发生；如果缺少睡眠则突触变化就会中断。

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When changes occur, a user may trigger a pre-defined events.

当变化发生时，可以触发一个用户预先定义的事件。

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If the drought continues, deaths will occur on a massive scale.

如果旱情持续，将有大批人死亡。

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According to the Centers for Disease control, in the U.S. an average of six people die of alcohol poisoning each day. Three out of four deaths occur in adults with men being at the highest risk.

据美国疾病控制中心的材料显示，每天平均有6人死于酒精中毒，其中3/4为成年男性。

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" Two-thirds of these deaths occur in Africa and South Asia," the researchers, led by Annette Pruss-Ustun of the WHO in Geneva, wrote in their study.

研究人员在报告中写道：“因吸入二手烟而导致的死亡有三分之二发生在非洲和南亚。”总部位于日内瓦的世界卫生组织的安妮特？普鲁丝-乌斯顿是这一研究的领头人。

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The International Committee of the Red Cross reports the highest rates of maternal deaths occur in10 countries that either are at war today or have recently emerged from war.

国际红十字会报告说，10个国家的产妇死亡率最高，其中8个国家或者仍然在打仗，或者刚刚结束战争。

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Most of these deaths occur in low-and middle-income countries and among vulnerable road users – pedestrians, cyclists, motorcyclists and those using public transport.

其中大多数死亡发生在低收入和中等收入国家，大多为易受伤害的道路使用者，即步行者、骑自行车者、驾驶摩托车者和那些使用公共交通工具的人。

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The deaths occur after Friday prayers when security forces open fire with rubber-coated bullets and live rounds to disperse stone-throwing protesters.

这些伤亡发生在周五的祈祷时间，安全部队朝向他们投掷石块的抗议者发射橡胶子弹和实弹，意图驱散人群。

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As many as a quarter of TB deaths occur in patients with HIV infection, according to the2009 Global TB Control Report& twice as many as previously recorded.

根据2009全球结核病控制报告，大约1/4的结核病死亡者发生在艾滋病患者身上&这是此前记录的2倍。

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This pattern is significantly different from that seen during epidemics of seasonal influenza, when most deaths occur in frail elderly people.

这与季节性流感流行期间见到的规律显著不同。发生季节性流感时，死亡主要见于老年体弱者。

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Nearly all these deaths occur in low and middle income countries – and mainly amongst the poorest of the poor in these countries.

几乎所有这些死亡都发生在中低收入国家，而且主要是那些最贫穷的人们。

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