| 释义 |
‖ cetacea, n. pl. Zool.|sɪˈteɪʃ(ɪ)ə|
[mod.L., f. cētus, a. Gr. κῆτος whale; see -acea.]
The order of marine Mammalia containing the whales and their congeners.
1830Lyell Princ. Geol. I. 151 The bones of whales and other cetacea. 1833Sir C. Bell Hand (ed. 3) 110 In the Cetacea..we have mammalia unprovided with hind feet. 1865Gosse Land & Sea (1874) 168 [Foraminifers and Diatoms] constitute the principal sustenance of the giant Cetacea. |