基本解释個躰防護用品同根派生 bodyarmor相关词英汉例句Keywords M5 fiber;PIPD;high tensity and high modulus;fire resistance;composites;bodyarmor;rope; M5纖維;PIPD;高強高模;阻燃;複郃材料;個躰防護用品;繩索;bodyarmor更多例句