useless

名词：

名词: uselessness

更多词形：

副词: uselessly | 名词: uselessness |

单词例句：

They weeded out useless books from library.

他们从图书室里淘汰无用的书。

It was quite useless in practice.

实际上，这个一点用也没有。

For these individuals all punishment is clearly useless as a psychological counteraction of crime.

对这些人来说,用作在心理上抵消罪恶的任何惩罚都显然无效。

For practical purposes, it was useless.

实际上它毫无用处。

Don't burden your memory with useless facts.

不要勉强记住一些无用的事情。

Let's not waste a precious second on wishful thinking or useless regrets. Life really is too short.

我们不要将宝贵的时间浪费在痴心妄想或作无谓的惋惜上，生命实在是太短暂了。

In a word, he's useless.

简言之，他毫无用处。

The measures were decried as useless.

这些措施受到指责，说是不起作用。

Don't expend all your energy on such a useless job.

不要把你的精力全花在这无益的工作上。