| 释义 |
DEFINITIVE EXAMPLES 权威例句〔nautiloid〕A mollusk of the subclass Nautiloidea, which includes the nautiluses and numerous extinct species known only from fossils.鹦鹉螺软体动物:鹦鹉螺目亚纲的一种软体动物,包括鹦鹉螺和不可数计的仅从化石得知的绝迹的种类美国传统〔nautilus〕The paper nautilus.纸鹦鹉螺美国传统〔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)体内的管形结构美国传统 |