This is the 13684th most frequent Polish word.
poddawać
"To submit," "to yield," or "to surrender."
Here, 'poddawać' is used reflexively as 'poddawać się,' meaning to give up or surrender to circumstances.
Nie wolno się poddawać w obliczu trudności.
One must not give up in the face of difficulties.
In this sentence, 'poddawać' means 'to subject' something (food) to an action (quality control).
Należy poddawać jedzenie dokładnej kontroli jakości.
Food must be subjected to thorough quality control.
Here, 'poddawać' also means 'to subject,' emphasizing the process of training performed by athletes.