求翻译：蔡语驰身后是一个庞大的人群，因为捆绑于户籍制度之上的教育制度，让很多孩子候鸟一样往返于城市和农村或沦为留守儿童。仅在北京，这样被折腾的孩子就达40万之众。这些适龄孩子受教育状况堪忧，甚至引发人间惨剧。是什么意思？

Language Chi Tsai behind a huge crowd, because the education system, tied at the top of the household registration system, so many children of migratory birds as between urban and rural areas or into the left-behind children. In Beijing alone, so toss the child reached 40 million people. These schoo

Stephen Tsai Ing-wen, is behind a huge crowd, because the bundle to the education system based on household registration system, and many children like migratory birds traveling to and from urban and rural or become left-behind children. In Beijing alone, so that the children have been frittered awa

Cai Yuchi after death is a huge crowd, because ties up above the lateral economic ties the educational system, lets the very many child migratory bird go and return equally in the city and the countryside or degenerates into remains behind to take care of things the child.In Beijing, like this the c

Cai Yuchi was behind a massive crowd, tied to household registration system of the education system, like many children of migratory birds between urban and rural or reduced to rear children. In Beijing alone, so toss children of up to 400,000. The education of school-age children worry, even human

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