So insignificant如此无用 Sleeping dormant deep inside of me你在我里面休眠着 Are you hiding away, lost Under the sewers你是不是藏起来了，丢失了在下...
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HTTP请求是昂贵的如此发出一个HTTP请求和获取无用的响应(即404找不到)是完全不必要的而且会降低没有任何利益的用户体验。
HTTP requests are expensive so making an HTTP request and getting a useless response (i.e. 404 Not Found) is totally unnecessary and will slow down the user experience without any benefit.
为什么美国人要把如此大量的时间、金钱、水、化肥和燃料花在一大片平整却毫无用处的草地上呢？
Why do Americans spend such huge amounts of time, money, water, fertiliser and fuel on growing a useless smooth expanse of grass?
有些人觉得对这一领域的任何研究都是所谓无用功，不过我认为并非如此。
Some people think any work in this area is junk research, but I think that's wrong.
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