Those spending 10-19 hours per week on their devices were 41 percent more likely to be unhappy than lower-frequency users.
那些每周花10到19个小时在电子设备上的人与使用频率较低的人相比,不快乐的可能性高41%。
2
Earlier research has shown that high-frequency forces tend to move up the body through a person's bones. Lower-frequency forces typically move through muscles and soft tissue.
最新的研究成果显示,高频率的力会沿着人体骨骼向上,而低频率的力会沿着肌肉和软组织向上。
3
The cheapest way to increase capacity is to add more spectrum or to move a network to a lowerfrequency, which allows radio waves to penetrate walls more easily.