the combination of styrene and acrylonitrile, esp. as copolymers in a rubber; usually attributive.
| 单词 | θ70479 | 
| 释义 | the world > matter > chemistry > polymer chemistry > resins and plastics > 			[noun]		 > thermoplastic resins > polystyrene > co-polymers (2)		 styrene-acrylonitrile1957 the combination of styrene and acrylonitrile, esp. as copolymers in a rubber; usually attributive. styrene-butadiene1958 the combination of styrene and butadiene, esp. as copolymers in a rubber; usually attributive. | 
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