Blood oxygen saturation was measured with Model 9500 instrument in the patients preoperatively and postoperatively at 7 am for 7 days.是什么意思_Blood oxygen saturation was measured with Model 9500 instrument in the patients preoperatively and postoperatively at 7 am for 7 days.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句