They're essential to create a grammatically correct sentence, but when they stand alone they don't signify anything.

它们是组织一个语法正确的句子时必不可少的成分，但是当它们单独存在时，是没有任何意义的。

I sagaciously observed, if it didn't signify to him, to whom did it signify?

我明智地观察， 如果它不代表他， 它对谁意味着什么？

" Every one. But perhaps it doesn't signify" .

“每一个。但也许并不代表” 。

" But it does not signify if they do, " said Catherine, very innocently.

“但如果他们这样做并不意味着，”凯瑟琳非常天真地说。

It does not signify if I knew twenty ways; for he has seen me.

这并不意味着我是否知道二十种方法；因为他看见了我。

The world may laugh—may call me absurd, selfish—but it does not signify.

世界可能会笑——可能会说我荒唐、自私——但这并不意味着什么。

But it does not signify, the nights are moonlight, and we shall do delightfully.

但这并不意味着，夜晚是月光，我们会做的很愉快。

It does not signify what he is doing; that very thing is prettiest, gracefulest, best.

这并不代表他在做什么； 那东西是最漂亮、最优雅、最好的。

But beware, the Blue Moon name does not signify Earth's natural satellite will literally turn a bizarre blue hue.

但请注意，“蓝月亮”这个名字并不意味着地球的天然卫星会真正变成奇异的蓝色调。

Though the immediate effect of this famous decision therefore was not to cause a separation in fact, this does not signify that, as time goes on, such a real dissolution will not take place.

因此，尽管这一著名决定的直接效果并没有导致事实上的分离，但这并不意味着随着时间的推移，这种真正的解散不会发生。