attributive(of a muscle fibre) contracting rapidly, thus providing strength rather than endurance.
〔生理〕（肌纤维）快速颤搐的
Example sentencesExamples
That explosion is what stimulates the fast-twitch muscle fibers, which are the ones you want to target for building mass.
The machine vibrates at such a high frequency it stimulates fast-twitch muscle fibers.
‘That's an interesting question, but I'd say it combines reflexes for fast-twitch muscles and slow-twitch muscles, cardiovascularly and muscularly,’ he says.
Mammalian muscle fibers can be divided into fast-twitch and slow-twitch categories which are determined by the nature of their contractile proteins.
Learn the difference between fast-twitch and slow-twitch muscle fibers and how to stimulate them.
Definition of fast-twitch in US English:
fast-twitch
adjectiveˈfasttwiCH
Physiology
attributive(of a muscle fiber) contracting rapidly, thus providing power rather than endurance.
〔生理〕（肌纤维）快速颤搐的
Example sentencesExamples
‘That's an interesting question, but I'd say it combines reflexes for fast-twitch muscles and slow-twitch muscles, cardiovascularly and muscularly,’ he says.
Mammalian muscle fibers can be divided into fast-twitch and slow-twitch categories which are determined by the nature of their contractile proteins.
The machine vibrates at such a high frequency it stimulates fast-twitch muscle fibers.
Learn the difference between fast-twitch and slow-twitch muscle fibers and how to stimulate them.
That explosion is what stimulates the fast-twitch muscle fibers, which are the ones you want to target for building mass.