Methods From Sep. 2003 to Apr .2006,5 patients underwent laparoscopic and colonoscopic left hemi - colectomy.方法2003年9月~2006年4月应用腹腔镜结肠镜双镜联合技术施行左半结肠切除术5例.They underwent courses in radio communication, demolition, and sabot...
Only 12 weeks ago he underwent major heart transplant surgery.12个星期前他才刚刚接受了风险很高的心脏移植手术。He underwent an agonising 48-hour wait for the results of tests.他苦苦等待了48个小时，化验结果才出来。She underwent a heart transplant in a last-ditch ...