The meaning of this sentence is that people who like basketball will not live up to their passion for basketball and will not waste what they love.
There is no age difference on the court, only teenagers who love basketball. Love is engraved in the bones, just like three meals a day are indispensable. Whenever I hear the sound of playing basketball, my blood boils. When I pass by the court, I can't help jumping on it. This is the power of love, and it is an unforgettable feeling in my bones.