阅卷工作的介质是纸质试卷，不方便进行复制和远距离运输，使得试卷的保管和运送工作变得复杂。
Besides, the marking medium is paper, which can't be easily replicated and transported, and it is difficult to store and transport.
现金是银行的备用金，没有任何收益，还要花费很大的代价去贮存，保管和运送，因此，银行尽可能保留极少的现金。
Cash is a banker's stock in trade but it earns nothing and costs him a great deal to store, safeguard and transport, so he will keep as little of it as he can.
现金是银行的备用金，没有任何收益，还要花费很大的代价去贮存，保管和运送，因此，银行尽可能保留极少的现金。
Cash is a banker's stock in trade but it earns nothing and costs him a great deal to store, safeguard and transport, so he will keep as little of it as he can.
应用推荐