gamble on a long shot

Translations
ставить на сомнительный шанс
They decided to gamble on a long shot and invested in the startup.
Они решили рискнуть и вложили деньги в стартап.
Definitions
To take a risk by betting or investing in something that has a very low chance of success or winning.
Words
gamble

verb
рискнуть
on

preposition
на
a

article or possessive pronoun
неопределённый артикль
long

adjective
маловероятный
shot

noun
шанс