Welcome to our community, @Ethaphu! 
The autotranslation functionality is still rather new and we are always making improvements to the UX. This is great feedback and will be taken into consideration!
This to me is the most important feedback here, in my opinion. I agree it can be hard to tell that you are looking at translated content, without already knowing how the autotranslation works.
The buttons Falco points out do the job, but you also need to know they are there and how to use them. Subjective opinion, but they also don’t scream “choose your preferred language” or “this is translated; toggle show in original language” to me.
I added the translation and content-localization tags to this topic - if you follow the links to those tags you will see that the issues you raise have come up before and are being talked through. In particular this Feature topic is related: