| 释义 |
ker·a·tosa
\ˌkerəˈtōsə, -ōzə\ noun plural
Usage: capitalized
Etymology: New Latin, from kerat- + Latin -osa (neuter plural of -osus -ous)
: an order of Demospongiae comprising the horny sponges with a spongin skeleton and without spicules and including the commercially important family Spongiidae |