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小测验：选择正确的单词
- 论坛新贴
orca [ɔ:kə]
基本释义
- n. 逆戟鲸,类逆戟鲸,魔鬼,兽人
英英解释
1个名词解释
- predatory black-and-white toothed whale with large dorsal fin; common in cold seas
[同] grampus, killer, killer whale, orca, orcinus orca, sea wolf
- predatory black-and-white toothed whale with large dorsal fin; common in cold seas