n. 甲苯（染料或火药的原料）; 精选例句 高考 1、 Iso - army gallate was synthesized by esterification of gallic acid with iso - army alcohol catalyzed by 4 - methylbenzene - sulfone acid. 以没食子酸和异戊醇为原料,对 甲苯 磺酸为催化剂,合成了没食子酸异戊酯. 来源:互联网 2、 Table printing ink solvent used mainly two methylbenzene propyl alcohol. 外印油不朱所用的溶剂宾给是二甲苯、异丙醇. 来源:互联网