| 单词 | crustacean |
| 释义 | Word Frequency crustacean(krʌˈsteɪʃən) noun 1. any arthropod of the mainly aquatic class Crustacea, typically having a carapace hardened with lime and including the lobsters, crabs, shrimps, woodlice, barnacles, copepods, and water fleas adjective also: crustaceous 2. of, relating to, or belonging to the Crustacea Word origin C19: from New Latin crūstāceus hard-shelled, from Latin crūsta shell, crust |
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