As a study aid, it is convenient, inexpensive and allknowing.
作为一个学习工具，字典非常方便、便宜而且知识全面。
There is only one small, "un-blinded" study without placebos or control subjects that advocates point to as evidence that smokeless tobacco works as a smoking cessation aid.
只有小部分人支持非盲法研究没有对照或者控制组，并认为无烟烟草有助于戒烟。
Parasitic gut worms, such as hookworm, might aid the development of new treatments for asthma and other allergies, a study in Vietnam suggests.
越南一项研究显示，肠内寄生蠕虫，如十二指肠虫，可能帮助哮喘和其他过敏症新疗法的研究。
Objective To study a new portable aid bag used to first aid and care in the process of wounded soldiers' delivery so as to meet the need of treatment in the high-technique local war.
目的：为适应未来战争伤员救治需要，研制在后送转运中为伤员进行急救处理和护理的救护包。
Objective To study a new portable bag used to first aid and care in the process of wounded soldier delivery so as to match the need of treatment for wounded soldier in the high-technique local war.
目的研制在后送途中为伤员进行急救处理和护理的救护包，以适应高技术条件下局部战争伤员的救治需要。
Just how music can fuel exercise - when it becomes what is known as an ergogenic aid - is a recent field of scientific study which experts have been exploring for two decades.
当音乐成为众所周知的增进机能的辅助方法之后，音乐如何激发运动成为了科学研究的一个新的领域，专家已经在这方面进行了20年的研究了。
Due to the converter weight, postures used, and difficulty in installing the converter, a lifting aid was evaluated in a user trial conducted as part of the 1990 study.
由于转炉重量、姿势在安装使用，和困难，变换器起重援助是在用户试验评估以1990年的部分研究。
An elective course is a course designed for broaden one's knowledge scope, or as an aid of his further study in his specialized field or related ones.
选修课是指能使研究生拓宽知识面或加深某方面知识而开设的本学科或相关学科的课程。
An elective course is a course designed for broaden one's knowledge scope, or as an aid of his further study in his specialized field or related ones.
选修课是指能使研究生拓宽知识面或加深某方面知识而开设的本学科或相关学科的课程。
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