This is the 2285th most frequent Polish word.
technologii
The Polish word "technologii" means "technology" (genitive or locative singular form) in English.
In this sentence, 'technologii' is used to denote the concept of 'technology' in a general sense while being in the genitive case due to the implication of development.
Rozwój technologii przyczynia się do poprawy jakości życia.
The development of technology contributes to improving the quality of life.
Here, 'technologii' (technologies) is utilized in the Dative case, showing the relationship between investment and the instruments utilized by companies.
Firmy inwestują w nowe technologie, aby zwiększyć swoją konkurencyjność.
Companies invest in new technologies to increase their competitiveness.
In this context, 'technologii' is in the genitive case again, showing possession or association with the achievements mentioned.