Warning: file_put_contents(): Only 0 of 7264 bytes written, possibly out of free disk space in /home/www/wwwroot/ndsq.cn/index.php on line 55 pyloric sphincter例句_pyloric sphincter英汉例句_pyloric sphincter双解例句_开心英文字典_柠咚词
Foreign bodies most commonly become lodged in the stomach because of the inability to pass through the pyloric sphincter, and in the jejunum. 体内异物通常存积于胃部，因为异物难以通过幽门括约肌进入空肠。