as industrial giants like Motors and IBM struggle to survive by reducing the numberof employees ,Manpower,based in milwauke,Wisconsin,is booming 怎么翻译 为什么开头用as 不用for 或because或since

问题描述:

as industrial giants like Motors and IBM struggle to survive by reducing the numberof employees ,Manpower,based in milwauke,Wisconsin,is booming 怎么翻译 为什么开头用as 不用for 或because或since