我们进口原材料和能源，主要出口工业产品。We import raw materials and energy and export mainly in-dustrial products.取材自同一原材料意味着啤酒的口味始终如一。Taking ingredients from the same source means the beers stay the same.可开发利用的原材料供应不足。Exploitable raw mater...
在三角洲挖战壕有什么用?What is the use of digging trenches in the Delta?他们在挖战壕以免受炮火的袭击.They were digging trenches to shelter the men from gunfire.他们还来不及挖战壕就受到了攻击.They were attacked before they had time to dig in....