基本解释n.粗苯；安息油；偏苏油同根派生 英汉例句用作名词 (n.)The consumption of crude benzol is obviously reduced by decreasing the extraction temperature properly and it doesn't influence the efficiency of dephenolization.适当降低萃取操作温度，可以明显降低粗苯消耗，而不会影响其脱酚效率。