It's not that measures such as London’s Ulez are useless.
并不是说像伦敦的超低排放区（Ulez）这样的措施毫无作用。
As technology advances and a format becomes obsolete, the object is useless.
随着技术的发展和一种格式变得过时，这个对象就变得毫无用处了。
It may render traditional tactics useless.
它可能使传统战术变得无用。
例句取自历年考研英语真题，翻译为机器生成，仅供学习参考。