单词	strap-on
释义	strap-on /ˈstrapɒn / adjective Able to be attached by a strap or straps.Most running shops carry a broad selection of the finest strap-on heart rate monitors, synthetic sweat-removing clothing, and various goos and fluids to help give you that extra boost of energy.... From high-laced shoes in the early days to sneakers to light strap-on sandals to heavy hiking boots - the footwear continues to change. For the benefit of your readers, this motor uses an Ammonium Perchlorate composite propellant, the same basic stuff used in the Space Shuttle strap-on boosters.
随便看	project manager projectment projector projector lamp projector man projectress projecture projet projicience projicient prokaryon prokaryote prokaryotic proke proker prokinesis prokinetic pro-knock Prokofiev, Sergei Prokopyevsk prolabial prolabium pro-labor pro-labour prolactin

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