Thereisa(n)__________betweenlogicandmetaphysics.
发票;发货单n.i_______________
英译汉：Theemergenceofthebot-aggregatorexchangeasaprimarysaleschannel,whichemploysrulestoenabletransactions.
Hiswife,towhomhe__________forthirtyyears,waschildless.
Neitherofthedriverswhoarebeingheldbythepolice__________whomtoblameforhistrouble.
