他在演讲中用了许多术语，使听众听了莫名其妙。的翻译：He spent a lot of terminology in the speech, the audience listened to the baffling. 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

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He spent a lot of terminology in the speech, the audience listened to the baffling.

He has used many terminology in the lecture, caused the audience to listen to be bewildered.

He has used many terms so that listeners heard strange.

He spent a lot of terminology in the speech, the audience listened to the baffling.