n.(大学或学院中的)讲课者,授课者,(英美大学中的)讲师;演讲者;
例句:
None of us understood what the lecturer was driving at.
我们谁也不明白,这位演说的人想说明什么问题.
Two students waited behind to put more questions to the lecturer.
两个学生留下来等着问演讲者更多的问题.
The lecturer spouted for hours.
讲师滔滔不绝地讲了几个小时.