求翻译：我们指导学生养成默读习惯。我们发现学生阅读速度不够，找不到文章的key sentences，许多学生在阅读时，习惯于发出每个单词的读音，有的学生虽然没有读出声来，但内心还是在自言自语、一词一句地读，这样做严重影响了阅读速度。这就要求学生养成默读习惯，把注意力只停留在文字符号上，避免嘴唇的蠕动或低声诵读，以免分散注意力、减慢阅读速度。据专家研究发现，正确的默读，速度可以比出声阅读快三倍左右。是什么意思？

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We guide students to cultivate silent reading habits. We have found that students' reading speed and couldn't find enough articles, many of the students the key sentences in the reading habit, when issued in each word pronunciation of the students, although there is no reading aloud himself, but his

We instruct the student to foster read the custom silently.We discovered the student reads the speed to be insufficient, cannot find the article key sentences, many students when reading, is accustomed to sends out each word the pronunciation, although some students have not read out the sound to co

We guide the students to develop read habits. We found that students read quickly enough, the key sentences of the article could not be found, when many students ' reading, is used to issue the pronunciation of each word, although some students have not read aloud, but also is talking to himself, th