英国牙医协会的科学顾问达民-华姆斯利提醒人们，生物工程要直接使病人受益还有很长的路要走。
Damien Walmsley, scientific advisor to the British Dental Association, warned the bioengineering was still a long way from being something that will directly benefit patients.
影响车皮可供数量的一个因素在于内布拉斯加、依阿华、明尼苏达等州乙醇工厂的扩充。
One factor affecting railcar availability is the expansion of ethanol plants in states such as Nebraska, Iowa and Minnesota.
此项研究由两名经济学家进行，他们是英格兰华威大学的安德鲁奥斯伍德和新罕布什尔大学达特茅斯学院的大卫·布兰迟福拉沃。
Two economists did the study: Andrew Oswald of the University of Warwick in England and David Blanchflower at Dartmouth College in New Hampshire.
此项研究由两名经济学家进行，他们是英格兰华威大学的安德鲁奥斯伍德和新罕布什尔大学达特茅斯学院的大卫·布兰迟福拉沃。
Two economists did the study: Andrew Oswald of the University of Warwick in England and David Blanchflower at Dartmouth College in New Hampshire.
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