定州人民
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open courses可以翻译为讲座。open表示公开的,open courses即公开的课程,也就是讲座。关键词汇:course 音标:英[kɔːs] 美[kɔːrs] 详细释义:n. (大学中要进行考试或取得资格的)课程; (有关某学科的系列)讲座; (船或飞机的)航向; 航线; 方针; 行动方式; 进展; 一道菜; 比赛场地; 江河流向; 疗程; (砖、石等墙的)层; vi. 快速地流动; 奔流; 短语搭配:to go on a course 参加培训课程the next course 下一道菜a course of treatment 一个疗程in the course of time 最后;终于例句:She took a course in philosophy.她选读了一门哲学课程。She is taking a secretarial course.她正在上文秘课程。Television has arranged an English teaching course lately.电视台最近开设了英语讲座。Events took their natural course.事态依自然进程发展。