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单词	space helmet
释义	space helmet Thesaurus Noun 1. space helmet - a helmet worn by astronauts while in outer spacehelmet - a protective headgear made of hard material to resist blows space helmet noun Words related to space helmet noun a helmet worn by astronauts while in outer space Related Words helmet
随便看	sterile pyuria sterile rat fecal extract sterile speculum exam sterile surgical pack sterile technique sterile vaginal exam sterile water for injection sterilisable sterilisation sterilise sterilised steriliser sterilisers sterilises sterilising sterilising solution sterilities sterility sterility assurance level sterilizable sterilization sterilization chamber vent sterilizations sterilization, tubal sterilize

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