求翻译：在中国上小学的孩子，书包总是沉到几近背不动的程度，但是在美国，教科书都放在学校，并不带回家去，这并不是说美国的孩子上课不用书本，回家也不用复习写作业。通过两国的学生放学回家后的情况对比，才能看出两国学生在学习内容方面的差异。在中国，课本包含了学校教育的全部内容，课堂教学不出课本范围。与西方的孩子相比，中国的孩子不仅缺乏动手能力，局限于书本，而且缺乏广泛的知识面，局限于课本。而美国的孩子更注重课堂的理解和发挥，知识面比较广，不拘泥于课本，作业也不是一味地背诵和抄写。不过，美国的教育也自有它的缺陷，即宽而浅，相比较，中国的教育则是窄而深。是什么意思？

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In China at the primary school, the kids always reflects back to nearly the extent in the United States, however, the textbooks are placed in schools, and not to take him back to his home, this is not to say that American children do not have books, home school don't have a Job Review. Two of the st

The child goes to the elementary school who in China, the book bag always sinks to several near back motionless degrees, but in US, the textbook all places the school, does not bring back to the family to go, this did not mean US's child attends class does not use the books, goes home does not need

Primary school children in China, school bags always sank to near-back fixed degree, but in the United States, textbooks in schools, was not home, this does not mean that United States kids without books in class, go home and do not have to go over homework. Students home from school after the compa

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