Lifelines would be of no help until the product is selling.如果产品卖不出去,这些救命资金也毫无帮助.They firmly lay hold of all the lifelines of their national economy.他们牢牢地控制住国民经济的命脉.They firmly took hold of all the lifelines of their nati...
这些孔屑包括石头碎片 、 灰尘、煤渣和其他东西.These borings consist of rock fragments, ash coal and other materials.不像那些打孔机和打出来的孔屑, 垂悬, 旋转和起波纹.Not the ones with hole - punches and their chads, hanging, swinging and dimpled....