Studies have found that using a mobile phone for long hours can raise HRV levels.

admin2022-08-09  28

问题 Studies have found that using a mobile phone for long hours can raise HRV levels.

选项 A、正确
B、错误

答案B

解析 原文说:Studies have found that using a mobile phone for long hours call lower HRV levels.可见长时间使用手机会降低使用者的HRV(心率变异性),而不是“提高”,因此,是错误的。
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