Warning: file_put_contents(/www/wwwroot/ppbbu/4cd.cn/cache/aa50f163ebe9c1d32022c88cd9222d38.txt): failed to open stream: No space left on device in /www/wwwroot/ppbbu/4cd.cn/index.php on line 55 dyspnea on exertion例句_dyspnea on exertion英汉例句_dyspnea on exertion双解例句_沉淀汉英词典
These stimuli often lower the resting carbon dioxide pressure (Pco2) to less than the normal level of 40mmHg and cause dyspnea, especially on mild exertion. 这些刺激因素常常会使二氧化碳分压降低到正常水平下40mmHg并引起气促，尤其是。