今天下午3点在图书馆有一个讲座的翻译：At 3 o'clock in the afternoon in the library today has a lecture 什么意思？中文翻译英文，英文翻译中文，怎么说？

青云英语翻译

3:00 p.m. today in the library, a lecture

At 3 o'clock in the afternoon in the library today has a lecture

This afternoon 3 o'clock has a course in the library

This afternoon at 3 p.m. in the library there is a workshop

At 3 o'clock in the afternoon in the library today has a lecture