Usages of sentarse
En el balcón me siento en el sillón y leo en silencio.
On the balcony I sit in the armchair and read in silence.
Por favor, siéntate en el sillón y descansa un poco.
Please, sit down in the armchair and rest a bit.
Elon.io is an online learning platform
We have an entire course teaching Spanish grammar and vocabulary.