affixing

He affixed his signature to the document.

份文件上签了名。

He affixed the sign to the wall.

将标记贴到墙上。

She affixes her real name to her writings.

她的著作都署上真名。

The affixes “un-”and“-less”are often used make negative words, such as unhappy or careless.

词缀un-和-less常用来构成否定词，如unhappy和careless。

Lin Feng, this is biology class. Quick, get ready. Anesthetize the frog, and then affix it securely.

林峰，这是上生物课。你快做好准备。青蛙麻醉，然后固定好。

After these hackers are atttacking a website normally, replace website content into the page that contains remonstrant content, affix anarchism mark, still leave their assumed name.

这些黑客通常会攻击网站后，网站内容替换成带有抗议内容的页面，并贴上无政府主义标志，还留的化名。