We would like to point out that delivery before Christmas is essential and hope you can offer us that guarantee.
我们想指出圣诞节前交货很重要并希望贵方能就此向我们作出保证。
It has been estimated that if the bridge were packed with cars, it would still only be carrying a third of its total capacity.
据估计,若桥上摆满了汽车,也只不过是桥的总承载力的1/3。