讲座的英文：
a course of lectures
Seminars and lectures comprised the day's activities.
座谈会和讲座构成了白天的活动。
Gave a presentation on drug abuse.
开办关于毒品滥用问题的讲座
The lecture started at three o'clock sharp.
讲座于三点整开始。
The lecture is deadly boring.
这个讲座乏味极了。
Attendance at lectures is compulsory.
这些讲座是必须参加的。
A supplementary payment,lecture,item
额外的付款、讲座、项目.
Attendance at the lectures is necessary.
这些讲座是必须参加的。
The lecture was illustrated with slides.
讲座通过幻灯片加以说明。
His lecture ranged over a variety of topics.
他的讲座涉及到各种各样的题目。
Attendance at the lecture is optional.
这一讲座可随意参加。
n. 过程；课程；方针；系列
a bobsleigh course
大雪橇滑道
It is not, of course, exhaustive
当然这是不够详尽的。
In college, English is a required course and psychology is an elective course.
在大学里，英语是必修课而心理学是选修课。
The checks are all good, of course.
当然，这些支票是完全有效的。
Of course, this can be abused.
当然了，这样还是可能会被滥用。
n. 讲座，讲课，演讲；教训，告诫，训斥
v. 教训，告诫，训斥；讲授，讲课，做讲座，演讲
The students are attending a lecture in the lecture theatre.
学生们正在阶梯教室里听讲演。
Lecture Theatre; Terrace Classroom
阶梯教室
Attendance at lectures is compulsory.
这些讲座是必须参加的。
He is lecturing on Russian literature.
他正讲俄罗斯文学。
The lecture was absolutely deadly.
这演讲简直无聊透了。