Trip, Travel, Journey

Trip (n.)

The act of going to another place (often for a short period of time) and returning.

§  We took a five-day trip to the Amazon.

Learn English

Oh wow, that sounds really interesting

You're chatting with the person sitting next to you on an airplane. He tells you that he's a professional writer. You're impressed, so you say this.

Oh wow, that sounds really interesting.

How to Speak

Blahh...Blahh...

http://www.bbc.co.uk/worldservice/learningenglish/language/theenglishwespeak/2014/07/140722_tews_185_blah_blah.shtml?utm_source=twitterfeed&utm_medium=twitter

How to Interpret

That kind of behavior is not appropriate in public

You and a friend saw a teenage couple making out on the street. You say this to your friend because you don't think they should do that.

That kind of behavior is not appropriate in public.