1 medical aspects of major development makes human life is able to lengthen 2 railway, aircraft and ships to make our lives more comfortable, but also for business brought about the development of convenient 3 the invention of the computer has brought us a lot of benefits 4 we want to anger, is committed to the development of science and technology
求一篇英语作文是以“科学是人类发展的最重要因素”为题的
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