this needs to improve
这需要改进
以上为机器翻译结果，长、整句建议使用 人工翻译 。
But he needs to improve in this race.
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China needs to improve its education system, but the reality is that this will take decades since teachers as well as students must be upgraded.
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The rabies problem is real, and this is a fascinating solution, but as the CDC points out, education needs to improve in areas where the vaccine is used.
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