llavors

In a sentence

• Plantaré les llavors al jardí demà.

  I will plant the seeds in the garden tomorrow.

  Here, 'llavors' refers to seeds, as a noun.

• Va ploure molt, llavors no vam sortir de casa.

  It rained a lot, so we didn't go outside.

  In this context, 'llavors' is a conjunction meaning 'so' or 'therefore'.

• Ell va dir que no sabia res, i llavors va marxar.

  He said he didn't know anything, and then he left.

  Here, 'llavors' means 'then', referring to a time after something happened.