Fifty-seven volatile hydrocarbons ( VHCs) ( C_3-C_ 10) in the atmosphere have been determined by two-dimensional capillary column gas chromatography.

A: Fifty-seven countries, most of them in Africa and Asia, face severe health workforce shortages.

答：57个国家，其中大多数在非洲和亚洲，面临卫生人力严重短缺。

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And all the army of fighting men of his stock, were fifty-seven thousand four hundred.

他的部队登记的，是五万七千四百。

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Fifty-seven percent of Americans have made at least one online purchase.

百分之五十七的美国人中至少有一人在线购物。

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Fifty-seven countries have critical shortages of health workers, and36 of these are in sub-Saharan Africa.

57个国家的卫生工作者严重短缺，其中36个国家处在南撒哈拉非洲。

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Human rights groups and witnesses say at least one hundred fifty-seven people were killed, a number disputed by the military government.

人权组织和目击者称，至少157人死亡。该数字与军方政府提供的数字存在争议。

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Mycoplasma DNA in nasopharynx secretion of fifty-seven pediatric mycoplasma cases is detected by using PCR quick DNA sample preparation method and simple PCR processes.

对57例小儿支原体肺炎鼻咽分泌物中肺炎支原体DNA进行PCR检测。

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Fifty-seven percent of us decorate our houses, magazine cover stories and store fronts fuel the holiday as a decorating event.

57%的美国人会在此节日装饰家居，杂志封面故事与装饰一新的店面都为节日增添了不少气氛。

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Method Fifty-seven infants under 6 months with BBP were intervened early by massage, block injection around the brachial plexus, acupuncture and other therapies.

方法以推拿及臂丛神经周围封闭为主，佐以针刺等疗法，对57例小于6个月的产伤性臂丛神经麻痹患儿进行早期干预。

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Fifty-seven years has passed since Tsinghua University took the lead in setting up the student supervisor system in 1953.

自1953年清华大学率先设立政治辅导员，辅导员制度已经走过了五十七的历程。

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Fifty-seven percent of employed respondents said they would stay home on the advice of health officials, even if their employers told them to go to work.

回答者中57%的雇工说即使老板让他们工作，他们也将根据卫生官员的建议待在家。

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Fifty-seven percent of Americans have bought something electronically.

57%的美国人进行了电子购物。

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Fifteen research subjects given 120 degrees Fahrenheit heat pulses found the pain fifty-seven percent less unpleasant and forty percent less intense after just four twenty minute meditation sessions.

15个人经受120华氏温度来进行试验，研究发现经过20分钟的冥想后，疼痛感减少了57%，紧张度较少了40%。

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I think the population of France is about fifty-seven million.

我想法国人口大约有五千七百万。

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Every year fifty-seven million people die.

每年有5700万人死亡。

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Halfway Arousal during Elderly Sleeping: Nursing Experience on Fifty-seven Cases

睡眠中途觉醒老年患者57例的护理体会

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Fifty-seven irregular verbs have I introduced to my brain in the past four days.

过去四天里我背了五十七个不规则动词。

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Fifty-seven countries, 36 of which are in sub-Saharan Africa, have severe shortages of health workers.

57个国家（其中36个在南撒哈拉非洲）严重缺乏卫生工作人员。

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At age thirty-five, men could expect to live to fifty-seven.

35岁的时候，男性预期可以活到55岁。

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Methods One hundred and fifty-seven inpatients with hepatitis C were retrospectively analyzed for their transmission route, clinical manifestation, liver function test and serum viral markers.

方法对157例丙型肝炎病人采用回顾性调查的方式，记录其传播途径、临床表现、肝功能、病原学标记检查等，进行统计分析。

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Fifty-seven percent of people who sleep naked reported feeling happy in their relationships, while only 48 percent who sleep in standard PJs reported the same.

而其中有57%称他们与配偶相处时感到幸福，而穿标准睡衣睡觉的人中仅有48%的人有这种幸福感。

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