Among people over 18 years old,4.1 percent checked more than one box; among those under 18 years old,8.1 percent did so.是什么意思_Among people over 18 years old,4.1 percent checked more than one box; among those under 18 years old,8.1 percent did so.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句