主因，根本原因；原发性原因
- His misunderstanding of language was the primary cause of his other problems
他对语言的误解是引起其他问题的主要原因。 - The primary cause of tom's failure is his laziness.
汤姆失败的根本原因是懒惰。 - One primary cause of failures is incomplete, vague, or ambiguous requirements.
失败的一个主要原因是不完整的、含糊的或不明确的需求。 - Articles and research materials from leading firms talk about how the lack of proper requirements is the primary cause of failure in IT projects.
来自领先公司的文章和研究材料讨论了缺乏正确的需求是如何导致IT项目失败的。 - Our ego is often the primary cause of our feelings of disappointment and discouragement.
自负往往是造成失落感和沮丧的最主要缘由。 - The results convincingly implicated fat cells as the primary cause of the mice's cognitive decline.
这些研究结果令人信服地证明了脂肪细胞即是造成小鼠认知能力下降的元凶。 - As is often the case, humans are the primary cause of extinction.
通常情况下，人类是物种灭绝的主要原因。 - Connect to the bottom of a primary cause shape to show a secondary cause that fits into that category.
连接到主要原因形状底部，显示符合该类别的次要原因。 - Chemical plants are a primary cause of air pollution.
化工厂是造成空气污染的主要原因。 - So we already mentioned, the primary cause is the financing a graduate education.
我们已提到，问题的主因是，无法负担高等教育。 - The existence of excise in user interfaces is a primary cause of user dissatisfaction with software-enabled products.
对于基于软件的产品，用户界面中附加工作的存在是造成用户不满的首要原因。 - The primary cause of COPD is tobacco smoke ( through tobacco use or second-hand smoke).
慢性阻塞性肺病的原发性原因是烟草烟雾（通过烟草使用或二手烟雾）。 - The American Academy of Dermatology has found them to be a primary cause of contact dermatitis.
美国皮肤病学会发现它们是引发接触性皮炎的主要原因。 - Both effects together help to reduce the risk of clogged arteries and veins, the primary cause of heart infarction and stroke.
两种作用一同帮助降低动脉和静脉阻塞的危险，动脉和静脉阻塞是心脏梗塞的的主要原因。 - While conceding the effect of advertising and other commercial factors, I think that the primary cause is social and individual rather than economic.
虽然有广告和其它商业因素的影响，我认为主要原因是社会和个人因素而不是经济上的。 - Conclusion The primary cause of the calculus? recurrence and the failure of the surgical intervention should be the stenosis of bile duct.
结论胆管狭窄是结石复发和外科手术治疗失败的主要原因； - On the Primary Cause of the Emergence and the Long Existence of the Ideology of the Occident Natural Law
论西方自然法观念产生和长期存在的原因 - It is the primary cause of recurrent ear infections in children.
它也是造成孩子周期性耳朵感染的主要原因。 - Alcohol-related driving has been listed as the primary cause of traffic accidents.
涉酒驾驶已被世界卫生组织列为发生交通事故的首要原因。 - The decrease in the area of water and farmland was the primary cause of the loss in ecosystem service function.
耕地和水域面积的减少是该区生态系统服务功能丧失的最主要原因； - Exposure to tobacco marketing in stores is a primary cause of youth smoking.
商店内烟草营销活动的展示是青少年吸烟的一大原因。 - The primary cause of unhappiness is never the situation but your thoughts about it.
不快乐的主要原因绝对不是处境而是你对处境的想法。 - Gas prices are widely believed to the primary cause however now there is another threat lurking around the corner.
汽油价格被普遍认为是这一衰退的主要原因，但是现在还有一个威胁正在角落中潜伏。 - Their investment grade ratings of many subprime mortgage-backed securities were a primary cause of the current financial crisis.
它们给予许多次级抵押贷款支持证券的“投资级”评级，是当前这场金融危机的主要诱因。 - The world's growing population has been a primary cause of rain forest destruction.
世界人口的日益增长是造成热带雨林破坏的一个主要原因。 - The primary cause of death for people aged4to34is car accidents.
主要死亡原因为4至34岁的人，车祸。 - Also has the long-term chronic mechanicalness stimulation also causes cervical erosion's primary cause.
还有长期慢性机械性刺激也是导致宫颈糜烂的主要原因。 - Active efflux system is the primary cause of drug resistance and acquired multidrug resistance.
主动外排系统是细菌存在耐药性并发生获得性多重耐药的主要原因。 - Connect to the right side of a category1or2shape, to add a primary cause to that category.
连接到类别1或类别2形状的右侧，为该类别添加主要原因。 - As a public power, the administrative power becomes the primary cause of impairment of citizen's property right because of its character of extensive, direct, unilateral and compulsive.
作为公权力的行政权由于其所具有的广泛性、直接性、单方面性、强制性等特征，使其成为公民财产权最大的侵害源。