adj.不相关的；不切题的

"A lot of seeing seem irrelvant thing, connect cheek by jowl actually. “许多看似不相关的东西，其实紧密相联。”

Because structure of within the country offers nicer area to lie between, with your irrelvant person you cannot see, won't be disturbed. 因为海内结构提供比较好的区隔，跟你不相关的人你是看不到的，不会受到打扰。

These incident once had held our eyeball, so, do you see the collective drop that reachs these see backside of thing of the irrelvant that seem each other? 这些事件都曾经占据过我们的眼球，那么，你看得出这些看似互不相关的事情背后的共同点吗？

Overmuch key word can disperse only the center of caption, reduce the dependency of the page, appear at the same time especially key word of many meanings irrelvant. 过多的关键字只会分散标题的中心，降低页面的相关性，特别是同时出现多个意义不相关的关键字。

"Rubbish mail " point to sends without the request email more, also can be to send newsgroup of irrelvant of accord letter text or of the same correspondence of list server repeat mail. “垃圾邮件”多指未经请求而发送的电子邮件,也可以是发送给与信件主题不相关的新闻组或者列表服务器的同一信件的重复邮件。