词汇	diacetyl tannin
释义	diacetyl tannin 化二乙酰单宁; 单宁精
随便看	National Rifle Association of America national rifle associations national right national rights national right to choose law National Right to Life Committee national right to self-determination national rite of sacrifice national rivers national road National Safety National Safety Council National Safety Management Society national safety NET national safety net service national safity National Sailing Team national salute national salvation national salvation against Japan national salvation and enlightenment national salvation movement national sample system national sanction National Sanitation Foundation