"I can't smell" is litteral, depending on the context. In a more slang, relax setting it can also mean " I can't stand (a person)"
"Je ne comprends pas" means "I do not understand" in English.
je connais pas tuah
'can't wait to feel you again'
It's 'Je ne sais pas' and that means 'I don't know'.
It means "I would not like". "Je voudrais" means "I'd like" and "ne .... pas" are used to form the negative.
"je ne vous ... pas" means "I do not ... (to) you".
Literally it means 'not I'.
"je n'ai pas d'animal" means "I have no pet / no animal" in French.
"je ne veux pas mourir" means "I do not want to die".
Je ne sais pas means 'I don't know'.
"Non, je ne suis pas," means "No, I am not." in English.
"je n'ai pas de cahier" means "I don't have a notebook" in English.