I need to get to Lyon by nightfall...我需要在黄昏前到达里昂。I started work at dawn and returned only at nightfall.我披星戴月地工作。I need to get to Lyon by nightfall.我需要在黄昏前到达里昂。They were trying to make New Orleans by nightfall.他们力图在黄昏前赶到新...
Whereby shall we know her?我们靠什么认出她 呢 ?They voted to accept a deal whereby the union will receive nearly three-quarters of a million pounds from the International Miners Organisation.他们表决同意了一项协议，根据这一协议工会将从国际矿工组织得到近75万英镑。W...
In other cases, such as inventories, inputs and outputs are both continuous.在另一些情况下, 比如存货, 其投入和产出都是持续不断的.In the real world, the relation between inputsand outputs exhibits wide variety.在现实世界中, 投入产出间关系表现出多种变化.Care must be...