speak on

speak on (something)

To give a lecture or discourse about some topic. The professor will be speaking on the dangers of social media at the conference. Yesterday I spoke on the economic challenges we have been facing. Today, I'd like to go over proactive steps we can take to mitigate those challenges.See also: on, speak

speak (up)on something

to talk about a particular topic. (Upon is formal and less commonly used than on.) This evening, I will speak upon the subject of Plato's thoughts on the universe. What will you speak on today?See also: on, speak

单词	speak on
释义	speak on speak on (something) To give a lecture or discourse about some topic. The professor will be speaking on the dangers of social media at the conference. Yesterday I spoke on the economic challenges we have been facing. Today, I'd like to go over proactive steps we can take to mitigate those challenges.See also: on, speak speak (up)on something to talk about a particular topic. (Upon is formal and less commonly used than on.) This evening, I will speak upon the subject of Plato's thoughts on the universe. What will you speak on today?See also: on, speak
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