To get the drive to work, a USB hub that offers more power with an adapter is needed.
若想让此驱动器工作，就需要一个能提供更大功率的带适配器的USB hub。
2
But one group of engineers have stuck their necks out and declared that a particular technology, the electric hub motor, is likely to become the most widely used drive system.
但是一组技术人员阔出去，他们公开宣布：电动轮毂电机——这种新型的科技有可能被广泛应用于动力系统中。
3
The NEC Halls have onsite car parks if you choose to drive, and Birmingham is at the hub of the UK motorway networks.