| 释义 |
〔siphuncle〕A tubelike structure in the body of a shelled cephalopod, such as a nautilus, extending through each chamber of the shell.体管:通过外壳中每一腔的有壳头足类(如鹦鹉螺)体内的管形结构〔siphuncle〕A tubular organ on the abdomen of an aphid, from which a waxy fluid is secreted as a pheromone when the insect is attacked. Also called In this sense, also called cornicle 腹管:蚜虫腹部的体管,这种昆虫在受攻击时通过体管分泌出一种象信息素似的蜡状液体 也作 在此意义上也可称作 cornicle |