This knowledge of connections has a universal validity because of the uniformity of nature . 这种关于联系的认识是放之四海而皆准的，因为自然界是统一的。
Clearly, some of the arguments have greater validity for some third world countries than others . 显然，有些观点对某些第三世界国家来说，比对其它国家更有效。
If the date of expiry happens to be a holiday, the validity is automatically extended to the next working day . 假如议付满期日是节假日，它就可以自动延长到第一个工作日。
Kuznets also doubts the validity of the notion of "self-sustaining growth" initiated in the takeoff stage . 库茨涅兹还怀疑起飞阶段中最初的“自我保持增长”的观点是否可信。
Experimental data are used to illustrate the application techniques as well as to demonstrate the validity of the approach . 试验数据用来说明应用技术并验证这个方程的有效性。
I know of nothing that has happened to human nature which in the slightest degree alters the validity of their conclusions . 我不知道在人性中出现过什么事情使他们的结论的可靠性有丝毫减损。
The validity of the centralfield approximation rests on the great mass of the sun and on the relatively great separation of the planets . 中心场近似的准确性基于太阳的巨大质量以及行星之间的巨大距离。
The main evidence for the validity of nucleation theory rests on its ability to predict closely the critical supersaturation for most liquids in cloud chamber experiments . 成核理论正确性的主要证据在于它能在云室实验中精密地预测多数液体的临界过饱和度。
These two explanations of the underlying causes of urban development may initially appear mutually exclusive, the validity of one theory precluding the acceptance of the other . 对城市发展的根本原因的这两种解释一开始似乎是相互排斥的，既然认为一种学说是正确的，那么对另一种学说就不能加以赞同。
Add a test in your code to check for validity 在代码中添加测试，以检查有效性。
