The original scene goes as follows
Sam: It's just... sometimes the world can be a scary place. It's hard to know who's dangerous or not.
Nightshade: Hmm, that's true, though dissapointing.
Sam: Hey, it's ok. I know I'm safe when I'm with my friends or other non-binary people.
Nightshade: Non-binary?
Sam: People who aren't female or male. Oh I'm sorry, I shouldn't have assumed.
Nightshade: I always felt my pronouns felt right, but what a wonderful word for a wonderful experience.
the one on BBC iplayer goes like this:
Sam: It's just... sometimes the world can be a scary place. It's hard to know who's dangerous or not.
Nightshade: Hmm, that's true, though dissapointing.
Sam: Hey, it's ok. I know I'm safe when I'm with my friends.
[second of awkward silence as the audio was removed but nothing was added back in and then it cuts to the next scene]
to fellow brits you can see the edited scene here, 10:15 seconds in: https://www.bbc.co.uk/iplayer/episode/p0g9f9cn/transformers-earthspark-series-1-17-home-part-1?seriesId=unsliced
The BBC has rightfully criticised russian state owned media in the past for doing similar things but now its doing the same