Meaning of ‘Get across’ Phrasal Verb in English

She used visual aids to help get her point across during the presentation.

The teacher used simple language to get the idea across to the young children.

In negotiations, it's important to get your terms and conditions across clearly.

We need to find a way to get the importance of environmental conservation across to the public.

I had a hard time getting my feelings across to him, but we eventually had a meaningful conversation.

It was challenging to get the complex concept across to the students, but eventually, they understood.