ineffective 考研专八

an ineffective plea.

无效请求

an ineffective teacher.

无能的老师

a weak and ineffective president.

一个软弱作用的总裁。

an ineffective salesman

无能的

the efficient cause of the revolution. ineffective

革命的有效原因 ineffective

The court is ineffective because it lacks the necessary enforcement machinery.

法院效率低是因为缺乏必要的执行机制。

chemicals that are very ineffective in killing weeds

完全能有效清除杂草的化学品

the cabinet's reaction to the crisis was at best ineffective and at worst irresponsible.

内阁对这次危机所作出的反应往好了说是毫无成效，往坏了说简直是负责任。

Ineffective esophageal motility in gastroesophageal erosive reflux disease and in nonerosive reflux disease: Are they different?

侵蚀性与非侵蚀性胃食管反流病中的食管运动障碍:两者是否同?

New research shows that it is ineffective to use sulfa drugs (including sulfapyridine and ethylamine) for preventing toxoplasma infection. 15 percent AIDS have toxoplasma.

新的研究发现，采用磺胺类药物包括（磺胺嘧啶和乙胺嘧啶及SMZco）预防弓形虫感染是无效的。15%的AIDS患者合并有弓形虫。