“branchial sac”的概念、定义、翻译、参考文献-科学参考

单词	branchial sac
释义	branchial sac [`braŋ·kē·ǝl `sak] ^{INVERTEBRATE ZOOLOGY} In tunicates, the dilated pharyngeal portion of the alimentary canal that has vascular walls pierced with clefts and serves as a gill.
随便看	drill-stem test drill string drill weave Drilonematoidea drip drip cap drip-dry drip edge dripping drop atomization dripstone drive drive chuck drive control drive fit drivehead driveless work station drive light driveline driven array driven blocking oscillator driven caisson driven element driven gear driven snow drive pattern

科学参考收录了103327条科技类词条，基本涵盖了常见科技类参考文献及英语词汇的翻译，是科学学习和研究的有利工具。