let it go在线试听:请帮忙看这句话说的是什么意思
来源：百度文库 编辑：中科新闻网 时间：2024/06/05 08:10:34
That choice should be based on marginal costs, which indicate the change in total cost due to the dicision.
选择应该是基于边际成本,它能够说明其总成本因为(dicision?decision?决策?)而引起的变化