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acrylonitrile 丙烯腈 丙烯□ acrylonitrile n 1: a colorless liquid unsaturated nitrile made from propene [synonym: {propenonitrile}, {acrylonitrile}, {vinyl cyanide}] acrylonitrile \acrylonitrile\ n.
1. a colorless liquid compound ({H2C:CH.CN}); used as raw material for acrylic fibers, and as a solvent. Syn: vinyl cyanide, cyanoethylene, 2-propenenitrile [WordNet 1.5 PJC]
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