免疫系统的机能丧失可能有很多原因。由遗传缺陷造成的免疫疾病通常在生命早期就可看出。
The immune system may fail to function for many reasons. Immune disorders caused by a genetic defect are usually evident early in life.
结论adhd儿童存在视知觉、视觉记忆、视空间结构、视觉运动注意以及视觉扫描等视觉机能方面缺陷。
Conclusions: the children's visual functions of ADHD have defects in their visual consciousness, visual memory, visual space structure, visual motion attention, and visual scanning.
该法弥补了以往形态学研究方法的一些缺陷，能为机能学研究提供直接的形态学证据。
This method remedies the defects of previous morphological methods and could provide direct morphological evidence for the functional investigations.
外科医生实施手术，修复病人缺陷、损伤，预防和治疗疾病，改善人体机能和外观。
SURGEONS perform surgery to correct deformities, repair injuries, prevent and treat diseases, and improve human functioning and appearance.
就象道耶于一九八八年所说的那样，强烈的动机能弥补一个人的语言态度和学习条件方面相当大的缺陷。
As Dornyei indicated in 1998, high motivation can make up for considerable deficiencies both in one's language aptitude and learning conditions.
就象道耶于一九八八年所说的那样，强烈的动机能弥补一个人的语言态度和学习条件方面相当大的缺陷。
As Dornyei indicated in 1998, high motivation can make up for considerable deficiencies both in one's language aptitude and learning conditions.
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