by using the matrix representation of a digraph , some results about the index of convergence and period of a line digraph are obtained.

sir, maybe i can flank the narrow side corridor to poison him up close.

走廊太窄了，让我从侧翼包抄后用毒气突袭敌人吧。

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a drug user or addict

吸毒者或吸毒上瘾者

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prescription drug user fee act of 1992

1992年处方药用户费法

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respiratory tract care of drug user complicated with severe tetanus

吸毒合并重症破伤风的呼吸道管理

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epidemiological survey of hiv and syphilis of drug user in lanzhou city

兰州市吸毒人群HIV及梅毒流行病学调查

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analysis on associated hiv risk behavior with influencing factors among injecting drug user

静脉吸毒人群HIV危险行为及影响因素分析

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drug addict injecting drug user, idu snorting physical dependence psychic dependence physiological dependence psychological dependence

吸毒者注射毒品滥用者鼻吸身体依赖性精神依赖性生理依赖性心理依赖性

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matt's mother, a drug user, was incapable of caring for him.

马特的妈妈是位瘾君子，没有能力照顾他。

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i can assure you that i am healthy, clean, fit, energetic, not a drug user, smoker or drinker.

我可以向你保证我是一个健康的、干净的、好身材的、有活力的人，我不抽烟、不喝酒、也不吸毒品。

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they may be robbed by a drug user who needs money to pay for his or her drugs.

他们可能被那些要钱买毒品的吸毒者抢劫。

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the prison experience only shatters the drug user further leading to the continued breakdown of society.

监狱的经历，只会进一步粉碎吸毒者而造成社会继续分解破裂。

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in another scene, a 30-year-old drug user known as duckweed recounts how she sprinkled her son's rice with rat poison.

30岁的吸毒者浮萍在纪录片中讲述了自己的故事：她曾在四岁儿子的饭里放老鼠药，她和孩子都感染了艾滋病毒。

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government officials told the newspaper that the witness was a drug user.

政府官员对这份报纸说目击者使用致幻药物。

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similarly, a study of college students said they would rather marry a drug user, a thief, or a blind person than someone who was fat.

与此相似，一项对大学生的调查显示，他们宁可同吸毒者、小偷、或盲人结婚，也不愿意同肥胖者结婚。

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one was an intravenous drug user who had slept outdoors on a trampoline.

一个是曾睡在室外蹦床上的静脉注射毒品使用者。

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high pressure effects on modulation of mammalian spinal monosynaptic reflex.

高压对哺乳动物脊椎单突触反射调节的影响。

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the un finances a popular radio station, but independent newspapers have a hard time finding readers.

联合国资助了一个通俗的广播电台；但是，独立的报纸却鲜有读者。

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despite its internal woes, pakistan has fine independent newspapers.

例如，巴基斯坦尽管内部问题多多，仍有运作良好的独立媒体。

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it shuts down independent newspapers and websites and jails those who dare to challenge the corrupt system.

它关闭了独立的报社和网站，将敢于向腐败制度挑战的人投入监狱。

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the region's doughty band of genuinely independent newspapers, long critical of governments, have faced fewer dilemmas.

该地区一些真正独立的报纸，长期抨击政府，英勇无畏，而今面临较少困境。

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