望远镜的物镜必须精确置于中心上.The object glass of a telescope must be accurately centred.此物镜仅产生很小的散射光.This objective produces only very little scattered light.由单透镜组成的物镜可作目视和照相观测用.Objectives which consist only of one lens can be used f...
He was just as feared and reviled as his tyrannical parents.他和他专横残暴的父母一样为人惧怕和憎恨。He killed his tyrannical father with a blow to the head...他冲着暴戾的父亲的头部猛击了一下，把他打死了。Tyrannical Hollywood film moguls ruled their stars’ lives.好...