Move the transducer dorsally to the caudal or end of the retro peritoneal space and find the aorta and caudal vena cava.是什么意思_Move the transducer dorsally to the caudal or end of the retro peritoneal space and find the aorta and caudal vena cava.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句