单词	isometrics
释义	isometrics /ʌɪsə(ʊ)ˈmɛtrɪks / plural noun A system of physical exercises in which muscles are caused to act against each other or against a fixed object.This reaction occurs during activities that require a rapid and maximum application of force for a short duration, such as during isometrics and heavy weight training.... High-tech isometrics helps persons on hypertension medication You can also exercise some of your body muscles while playing poker - basically using isometrics and taking a brisk walk every so often as a break from the table.
随便看	pogh poghue pogie bait pogo pogonia pogoniasis pogoniate pogonic pogonion pogonium pogonologist pogonology pogonophobia pogonophobic Pogonophora pogonophoran pogonophore pogonophorous pogonotomy pogonotrophy pogrom pogromist pogue poguey-bait pogy

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