阅读纯文本比浏览图片更有效。

Reading plain texts is more effective than viewing pictures.

youdao

转换图对于搜索文本也是有效的。

They are also effective for searching through a text.

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您就可以手工编写有效的XML文本了。

You could have just written valid XML text by hand.

youdao

In other words, only if we really are sure that the historicist act of reading is effective and works, if I know the meaning of a text. Well, fine.

换言之，要是我们确定,阅读这个历史主义行为是有效的，有用的，如果我知道文本的意思，那么，很好。

耶鲁公开课 - 文学理论导论课程节选