| 单词 | 体管 |
| 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 |
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