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And once the campus violence happens, the condition will either be just blows exchange or, seriously, the appearance of some lethal weapons like knife and gun. However, this also must be ascribed the blame to the over loose of lethal weapons in the American legislations. In many regions, the lethal firearm can even be reached easily.

而一旦有校园暴力事件产生，轻则只是拳打脚踢一番，但严重的就有可能出现刀枪等具有杀伤力的武器，而这种情况也必须归咎於美国法律对於危险性武器的管理制度过於松散，甚至在许多地区，这种具有杀伤力的枪枝几乎是随手可得。

These clusters in the file allocation table in FAT cluster做上bad marks, so that it will not be covered by the permanent presence in the disk (the disk has been used in the cluster must be FAT file allocation table上簇do the tags, otherwise they will be other documents were covered by the use of).

这些簇在文件分配表FAT中做上坏簇的标记，使其不被覆盖而永久地驻留在磁盘中（磁盘已使用的簇必须在文件分配表FAT中做上簇的标记，否则会因其它文件的使用而被覆盖）。

The balancing condition of plane joint-force system is that force polygon must be closed.The graphic solution and AUTO CAD tool of computer can be applied to obtain two forces on a nodepoint fast and accurately,then internal force of truss can be obtained.

摘 要 一个平面汇交力系的平衡条件是其力多边形必须闭合，依其条件，利用图解法和计算机中的AUTO CAD绘图工具，迅速准确地求解一个结点上的两个未知力，并以其类推求解桁架各杆内力。

The result can be as follows: Adopting the Furan self-cured sand, the entironment's temperature of the workshop must be more than 10℃, entironment's humidity should be controlled below 60%, and range of the casting temperature was 1570℃~1580℃.

结果表明：采用呋喃树脂砂生产时，车间环境温度不低于10℃，环境湿度控制在60%以下，浇注温度为1570℃~1580℃。

"Radiologically guided insertion of the Entristar skin-level gastrostomy tube is a safe procedure in patients with ALS that allows the creation of a permanent feeding gastrostomy without the need for sedation or endoscopy," the authors write."The importance of a single-step procedure in patients with a terminal disease in whom quality of life needs to be optimized and hospital stay minimized must be emphasized.... The major technical problem with extending the service to other patient groups remains the tube length, which may be a more substantial problem over the longer term."

由於是以放射线的步骤作为插管时的引导，因此Entristar的皮层胃造口术管对於ALS患者是安全的，同时可以允许胃造口术管作为长久性的餵食装置，而不需要进行镇静剂处理或内视镜检视；研究人员Shaw指出，这种单一步骤的程序对於重病患者而言，可以提升患者的生活品质，减少住院的时间，这是必须强调的重点；就技术上而言，在将此技术延伸用到其他组的患者身上时，主要的问题就在於进食管的长度；而就长期观点来看，管子长度也是一个主要的问题。

Leading the opposing argument is the US Food and Drug Administration who state that ozone is a toxic gas with no known useful medical application in specific, adjunctive, or preventive therapy and in order for ozone to be effective as a germicide, it must be present in a concentration far greater than that which can be safely tolerated by man and animals.

领导的反对理由是美国食品和药物管理局指出，谁臭氧是一种有毒气体，没有已知有益的医疗应用中的具体，辅助，或预防性治疗，并为了臭氧是有效的杀菌剂，它必须是本浓度远远大于它可以安全地容忍的人与动物。

It should be more in good taste when quitting the scene.it's not anything to quit the scene,but it will be grotty to smile with the tongue.his breeding must be poor.

下台的时候，更要得体一些。下台不是问题，下台之后含血喷人，就很难看了。这种人的教养一定很有限。

For I am and always have been one of those natures who must be guided by reason, whatever the reason may be which upon reflection appears to me to be the best; and now that this fortune has come upon me, I cannot put away the reasons which I have before given: the principles which I have hitherto honored and revered I still honor, and unless we can find other and better principles on the instant, I am certain not to agree with you; no, not even if the power of the multitude could inflict many more imprisonments, confiscations, deaths, frightening us like children with hobgoblin terrors.

因为我一直是这样按照理性的指导来做事的人，无论什么样的理由，只要在思考中它表现出来是最好的；现在这样的命运降临在我的身上，我无法抛弃我从前给予的理由：那些我迄今我一直遵从的，敬仰的原则，我现在同样的遵从，除非你现在瞬间可以找到另外更好的原则，我绝不会赞同你；不，即使是民众的力量可以施加更多的监禁，没收，死亡，以及象小孩一样惊吓我们的妖魔鬼怪的恐怖。

One has to be careful of using vitamin A in the cat for 2 reasons: first the cat can't absorb or convert well the beta-carotene forms (i.e. those found in plant foods), so s must be given in the form of liver or fish oil, secondly, vitamin A shouldn't be used for more than 6 weeks or there is a risk of hypervitaminosis A and excessive bone deposition.

给予猫咪维他命A必须要小心，因为两个原因：第一，猫咪不能吸收或完整转换beat葫萝卜素型的维他命A，所以必须给予肝脏或鱼油型的。

Their independence can be partially protected by the terms of the trust; the rest must be defended by the ability of the institute to make itself so much the master of the facts as to be impregnably based on popular confidence.

它们的独立性可以部分地由信任条款得到保护，其他方面则必须由机构自身的能力去掌握尽可能多的事实，这样在得到公众的信任基础上才能做到固若金汤。

Breath, muscle contraction of the buttocks; arch body, as far as possible to hold his head, right leg straight towards the ceiling (peg-leg knee in order to avoid muscle tension).

呼气，收缩臀部肌肉；拱起身体，尽量抬起头来，右腿伸直朝向天花板（膝微屈，以避免肌肉紧张）。

The cost of moving grain food products was unchanged from May, but year over year are up 8%.

粮食产品的运输费用与5月份相比没有变化，但却比去年同期高8％。