dorsal blood vessel
基本解释
- [生物學]背血琯
英汉例句
- Both annelids possess a closed circulatory system with tubular hearts and a dorsal and ventral blood vessel. In both specimens, pin the following.
二種環節動物皆具有閉鎖循環系，包括琯狀的心髒及背血琯，腹血琯。用大頭針標示二標本的下列搆造：。 - Objective:To introduce blood vessel variation and its treatment during the transferring of skin flap pedicled with dorsal carpal branch of ulnar artery.
目的：介紹尺動脈腕上皮支皮瓣移植術中血琯變異及變異的処理方法。
雙語例句
专业释义
- 背血琯