an ounce of common sense

Translations
куча здравого смысла
If someone had an ounce of common sense, they would not have made that decision.
Если бы у кого-то была куча здравого смысла, он бы не принял это решение.
Definitions
A small but valuable amount of practical judgment or basic good reasoning that helps someone make sensible decisions or avoid obvious mistakes.
Words
an

article or possessive pronoun
какой-нибудь
ounce

noun
унция
of

preposition
из
common

adjective
здравый
sense

noun
смысл