razorback

n. 狹尖的背脊、鰭鯨

學術名詞

• 豬背嶺：地球科學

英文釋義

1. a mongrel hog with a thin body and long legs and a ridged back; a wild or semi-wild descendant of improved breeds; found chiefly in the southeastern United States
2. any of several baleen whales of the family Balaenopteridae having longitudinal grooves on the throat and a small pointed dorsal fin
3. having a sharp narrow back