The polynucleotide chain is helical.多核苷酸键是螺旋形的.In a globular protein, certain portions of the chain are coiled into helical segments.在球状蛋白中, 链的某些部分被盘成螺旋状.Two types of viral symmetry have been recognized, the cubical symm...
That programme will include live commentary on the England-Ireland game.那个节目将包括英格兰与爱尔兰比赛的实况报道。Circumstances dictated that they played a defensive rather than attacking game.比赛形势决定了他们要打防守战而不是进攻战。Family values are suddenly...
一位发言人坚称这两起事件“绝无关联”。A spokesman insisted the two events were "in no way related"我正追查几件可能互相关联的事。I'm following up a few things that might dovetail.肝癌与乙肝病毒存在关联。Liver cancer is linked to the hepatitis B virus....