j'ai un = i have one
The sound "jai" in French may mean "I have" (J'ai), the "jay" bird (geai), or the "jet" stone (jais).
"J'ai perdu" means "I lost"
"Jai" does not have a consistent or universal meaning across all languages. In Hindi, it can mean victory or success. In Thai, it can mean heart or mind. In French, it can be a masculine given name.
dans un village means 'in a village' in French.
Un cadeau translates to a gift in English.
I have fish in an aquarium
I have a half brother
that means nothing in French.
I have three mice
this afternoon I have an Information Technology lesson. I work at the computor. (it's badly spelt)
un four is an oven in French
"un bus" is a bus in French.
un sac is a bag in French.
j'ai écouté - I listened (to something)
un crâne is a skull in French.
un survêtement is a tracksuit in French.
"un crayon" (masc.) is a pencil in French.