如果您仅仅测试特定的特性，您可以确定他们是否全部都被实现了，但是您不能确定您的开发人员是否实现了那些并没特定指明的特性。

If you simply test for specified features, you can determine if they are all implemented, but you cannot determine from this whether or not your developers have implemented unspecified features.

youdao

如果您仅仅测试特定的特性，您可以确定他们是否全部都被实现了，但是您不能确定您的开发人员是否实现了那些并没特定指明的特性。

If you simply test for specified features, you can determine if they are all implemented, but you cannot determine from this whether or not your developers have implemented unspecified features.

youdao