| 释义 |
rorqual /ˈrɔːkw(ə)l /nounA baleen whale of streamlined appearance with pleated skin on the underside.- Family Balaenopteridae: two genera and six species, including the common rorqual (or fin whale).
Like rorquals, gray whales are migratory species....- Fairly secretive visitors among the larger rorquals are the fin whale and its slightly smaller cousin, the sei whale.
- The research shows that rorquals, commonly referred to as Bryde's whales, actually represent three distinct species.
Origin Early 19th century: via French from Norwegian røyrkval, from Old Norse reythr, the specific name, + hvalr 'whale'. |