lecture

講課、課堂講授

The professor gave a two-hour lecture on modern art.

教授上了兩小時關於現代藝術的課。

演講、講座

Her lecture on climate change drew a huge audience.

她關於氣候變遷的演講吸引了大批聽眾。

訓話、說教、責備

I got a long lecture from my father about wasting money.

我因為浪費錢被爸爸訓了一頓。

講課、授課、講學

She lectures on economics at a university in the north.

她在北部一所大學教經濟學。

演講、發表演說

He was invited to lecture at an international conference.

他受邀在一場國際會議上演講。