Translation of "Pineapples" in Spanish

I wanted five pineapples.

- Quería cinco ananás.
- Quería cinco piñas.

I want to buy pineapples.

Quiero comprar piñas.

Pineapples make my mouth hurt.

El ananá me lastima la boca.

I would like to have five pineapples.

Quería cinco piñas.

Acid fruits like pineapples and lemons are sour.

Las frutas ácidas como la piña y el limón son agrias.

There are people who think pineapples grow underground.

- Hay gente que piensa que el ananá crece bajo tierra.
- Hay personas que piensan que las piñas crecen bajo tierra.

I don't like eating pineapples. They taste quite sour.

No me gusta comer ananá. Tiene un sabor bastante ácido.

I don't like eating pineapples. They have a strong smell.

No me gusta comer piñas; huelen muy fuerte.

Pineapples contain an enzyme denominated bromelain that decomposes some proteins.

La piña contiene una enzima denominada bromelina, que descompone algunas proteínas.

- How much is the kilo of pineapple?
- How much does a kilogram of pineapples cost?

¿Cuánto cuesta el kilo de piña?

- Pineapples are no good. When I eat them, the inside of my mouth gets itchy.
- I can't eat pineapple. When I do, my mouth gets itchy.

Piñas no. Cuando como me empieza a picar la boca.