Translation of "Lecture" in Chinese

What's this lecture about?

那个讲座是关于什么主题的？

Give a lecture on literature.

做一次文学讲座。

The lecture lasted for two hours.

這場演講持續了兩個小時。

The lecture starts at 8 o'clock.

讲座八点钟开始。

Your wonderful lecture was pearls before swine.

你的演說十分精彩，但竟沒人懂得欣賞。

He gave me a lecture on drinking.

他因我喝酒而訓斥我。

That lecture was a waste of time.

听这场演讲真是浪费时间。

We had a lecture on environmental pollution.

我们有一节关于环境污染的讲座。

- It is not necessary for us to attend this lecture.
- It isn't necessary for us to attend this lecture.
- It's not necessary for us to attend this lecture.

我們沒有必要出席這個講座。

When listening to a lecture, you should be quiet.

听讲座时，你应该保持安静。

- His lecture is very long.
- His lectures are very long.

他的講座很長。

It is not necessary for us to attend this lecture.

我們沒有必要出席這個講座。

This lecture hall is big, and that one is small.

这间讲演厅很大的，而那间很小的。

The lecture was very long, but I enjoyed it none the less.

那場演講很長，但我卻聽得津津有味。

I sat at the front in order to hear the lecture clearly.

我想聽清楚演講內容，便坐在了前面。

The data suggest that the optimum length of a lecture may be 30 instead of 60 minutes.

数据表明大课的最佳时间是30分钟，而不是60分钟。