经济学人下载:电动自行车冲击(1)

音频下载[点击右键另存为]

I think I have got to stop or I might turn into a machine
我想我得停下来了，否则我就会变成一台机器。

2.supply-chain 供应链

These two examples show that the concept of a supply-chain is in some ways an over-simplification.
这两个例子说明供应链的概念在某些方面上过于简化了。