written

a. 书面的,写成文字的
vbl. 写,著述

It is a fact that I have written this sentence.

我写了这个句子是事实。

An important and perhaps surprising feature of technical English is that its normal style is common to both written and spoken communication.

科技英语的一个重要的，也许是令人惊奇的特点是：无论是书面的传达，还是口头的交流，二者都是可以作为正式文体而通用的。