| dumbbell t. |
hourglass t.
출처: www.mercksource.com/pp/us/cns/cns_health_library.j...
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| dumbbell |
A pair of plates connected by a short bar intended to be held by one hand. According to An Etymological Dictionary of Modern English, this was originally a rope apparatus used to teach bell-ringers, the "dumb" in this case meaning silent.
출처: www.muellercenter.rpi.edu/Glossary.asp
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| dumbbell |
A shortened version of a barbell, usually measuring about 12 inches in length, that allows an exercise to be performed one arm at a time.
출처: www.highnrg.com/resources/glossary.htm
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| dumbbell |
A short bar that holds a few plates and is held with one hand. Useful for wrist and forearm exercises, but otherwise far less useful than a barbell.
출처: www.askmen.com/sports/bodybuilding_60/93_fitness_t...
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