If businesses, like the pharmaceutical industry, are driven by the need to make a profit, how can we expect them to invest in R&D for diseases of the poor, who have no purchasing power?
如果企业（例如制药企业）一味追逐利润，怎么能指望它们针对缺乏购买力的穷人的疾患投入研发资金呢？
Tess of the D urbervilles, the greatest novel of British famous writer Thomas Hardy, describes the misfortune of a poor peasant girl Tess, the cause of which has always been the concern of people.
英国著名作家托玛斯·哈代最伟大的小说《德伯家的苔丝》描写的是贫穷的农家女子苔丝的悲剧性命运。
Vitamin D deficiency can lead to poor absorption of bone minerals and may contribute to cancer, multiple sclerosis, hypertension and diabetes, the researchers said.
维生素D缺乏能够降低骨骼对矿物质的吸收，导致癌症、多发性硬化症、高血压和糖尿病。
Earth through thousands of human society to A. D. 2011 the point of "poor" and "rich" this two word and reality, is the humanity in my own countrymen scramble for interests between brew a life cup.
地球人类社会历经几千年到公元2011年这个时间点上的“贫”和“富”这两个字及其现实状况，是人类自己同胞之间为争夺利益而酿出的生活苦酒。
All other microscopes producing 3-d images have poor resolution in the up-down direction, the direction between the sample and the microscope's lens, Seibel said.
其他显微镜产生的三维图像在样品和显微镜镜头间的纵向分辨率较差，赛贝尔说。
The recommended dosage is 800~1000 U/d of plain vitamin D for healthy old people and up to 2000 U/d for people with osteoporosis, obesity, poor sun exposure, and malabsorption.
推荐老年人每天补充800~1000U普通维生素D，骨质疏松患者、肥胖、缺乏日照和吸收不良的人可酌情增加至2000 U。
Research results hope to provide reference for enterprise' terminating of R&D project which expected return is poor, as well as doing a good job on financial matters after termination of project.
论文研究及其成果旨在对企业中止预期收益不佳的研发项目及做好项目中止后的财务事项提供参考。
Secondly, inadequate investment in R&D, low content in technology and poor market standardization result in such situation.
其次，研发不足，科技含量不高，市场标准化程度低；
For individuals attempting to modify their risk of falls or fractures via vitamin d, adherence to daily supplementation is typically poor, according to background information in the article.
根据文章的背景资料，对那些试图通过维生素d来改变跌倒或骨折风险的个人来说，坚持每日服用维生素d补充剂常常无法做到。
Buchowski and his colleagues now plan to investigate whether a connection exists between low vitamin D levels and poor patient results after spinal fusion surgery.
Buchowski和他的同事们正计划调查是否低维生素D含量和身体条件不好的病人在脊柱融合手术后存在联系。
Often he ' d chat with strangers and if he learned they were poor and hungry he would invite them home for a meal.
他常和生疏人聊天，要是听说他们处于困顿饥饿之境，他会把他们请到家里吃上一顿饭。
Often he ' d chat with strangers and if he learned they were poor and hungry he would invite them home for a meal.
他常和生疏人聊天，要是听说他们处于困顿饥饿之境，他会把他们请到家里吃上一顿饭。
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