su suerte

their fate; their own devices

→ su
phrase Rare #27,830
their fate; their own devices Depending on context, suerte can mean fate, fortune, or luck. In the expression abandonar a su suerte, it means “to leave someone to their own devices.”
SP: Después de la tragedia, quedó a su suerte.
EN: After the tragedy, they were left to their own devices.

No puedo dejarlas a su suerte.

I can't leave them to their fate.

— Las flores de la guerra (2011)

Él no pudo creer su suerte.

He couldn't believe his luck.

A esos niños los abandonaron a su suerte.

Those children were abandoned to their fate.

Un verdadero hombre hace su suerte.

A true man makes his luck.

No estás atado a su suerte.

You are not bound to their fate.

— El señor de los anillos: La comunidad del anillo (2001)

Sami abandonó a Layla a su suerte.

Sami abandoned Layla to her fate.

Feliz es el hombre que está contento con su suerte.

Happy is the man who is content with his lot.

Ella abandonó a su hijo a su suerte.

She abandoned her son to his fate.

Envidio su suerte.

I envy their luck.

Dé un agrado si su suerte lo merece.

Give it a like if your luck deserves it.

— Estación central de Brasil (1998)