词典释义：
an educational talk to an audience, especially one of students in a university
（尤指大学的）讲座，讲课。
a long serious speech, especially one given as a scolding or reprimand
冗长、严肃的讲话；（尤指）训词
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the usual lecture on table manners .关于餐桌礼仪的听惯了的训词。
deliver an educational lecture or lectures
讲课，做讲座
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he was lecturing at the University of Birmingham .他在伯明翰大学讲课。
[ with obj. ]give a lecture to (a class or other audience)
给（学生或其他听众）做讲座
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he was lecturing future generations of health-service professionals .他在给未来的公共医疗专业工作者作讲座。
[with obj.]talk seriously or reprovingly to (someone)
告诫，责备
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I do not wish to be lectured about smoking .我不想听有关吸烟的训话。
"late Middle English （in the sense ‘reading, a text to read’）： from Old French, or from medieval Latin
