这是他第一次当着那么多观众演讲的翻译：This was his first in front of a large audience speeches 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

This was his first speech in front of so many viewers

This was his first in front of a large audience speeches

This is he first time works as that many audience is lecturing

This was the first time that he had so many viewers when a lecture

This was his first in front of a large audience speeches