In the Indiana survey, 11 percent of vibrator users reported occasional numbness and 3 percent experienced it frequently.

报告中指出有11%的使用者有麻木感，其中3%感觉频繁。

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In the survey, 31 percent of Americans reported not using sunscreen while 69 percent were occasional users.

这项调查显示，31%的美国人不使用防晒霜，69%的美国人偶尔使用。

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In the survey, 31 percent of Americans reported not using sunscreen while 69 percent were occasional users.

这项调查显示，31%的美国人不使用防晒霜，69%的美国人偶尔使用。

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