fly in the ointment

• Un detalle pequeño pero molesto o problemático que estropea una situación por lo demás positiva o agradable.

A small but irritating or problematic detail that spoils an otherwise positive or enjoyable situation.

1. A small but irritating problemB2informal

   A minor flaw or problem that spoils an otherwise perfect situation.

   la nota discordante

   • The weather was perfect for the picnic, but the mosquitoes were a fly in the ointment.
   • Everything was going well with the project until the budget cuts became a fly in the ointment.
   • The only fly in the ointment was that the hotel had no pool.