In just a few years, every door lock, card reader, video camera, vehicle, power meter, and light switch will have an IP address — at least in the business world.
Now, to get rid of the progress meter, which adds unnecessary information to the timeline, add the -s switch.
现在，去掉进度条，因为它为timeline增加了不必要的信息，然后添加- s开关。
3
Energy companies welcomed the switch, which will reduce their running costs by making meter readers obsolete and eliminating the customer service time spent on dealing with estimated bills.