ocw
释义
操作命令字(operation command word );
例句:
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Free lecture notes, exams and other resources are published at ocw. mit . edu.
免费的讲义 、 试卷以及其他资源在ocw.mit. edu网上发布.
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What is your primary field of interest at OCW?
您对开放式课程中最有兴趣的领域是?
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Molecular bonds develop as epoxy cures. Image courtesy of OCW.
环氧化物分子键节的发展. 影像由开放课程提供.