Exacto爱山吐牌手表exactadj.精密严谨的；确切的Exact multiplicity精确解Exact Cubic Search精确立体检索exact in statement说话严谨exact reproduction严格(一致)再繁殖exact endomorphism正合自同态Exact payment of sB逼某人付款Exacting Technology提取工艺exact approximation正合[恰当]逼近exact linearization精确线性化exact observability精确能观性

1. The bolt is worn and not an exact fit but it will serve its turn until I can buy a new one.
   这个螺栓已经坏了，不能拧紧了，但是我还未买来新的之前暂时再用一下。