| 单词 | nautilus |
| 释义 | nautilus n. (pl. nautiluses or nautili) 1. any cephalopod of the genus Nautilus with a light brittle spiral shell, esp. (pearly nautilus) one having a chambered shell with nacreous septa. 2. (in full paper nautilus) any small floating octopus of the genus Argonauta, of which the female has a very thin shell and webbed sail-like arms. Etymology: L f. Gk nautilos, lit. sailor (as NAUTICAL) |
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