The volunteers also wore pedometers to count their steps.
受试者同时也佩戴计步器来计算步数。
In a study conducted in the US, researchers gave pedometers to 98 workers in 10 different occupations and asked them to wear the devices for three consecutive workdays.
美国研究人员进行了一项调查，他们让在10个不同领域工作的98人连续三个工作日戴上记步器。
In a study conducted in the US, researchers gave pedometers to 98 workers in 10 different occupations and asked them to wear the devices for three consecutive workdays.
美国研究人员进行了一项调查，他们让在10个不同领域工作的98人连续三个工作日戴上记步器。
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