英语词汇“dorsal fin”的英英意思、用法、释义、翻译、读音、例句、短语、词组-英语词典

单词	dorsal fin
释义	dorsal fin noun 1. : a median longitudinal vertical fin on the back of a fish or other aquatic vertebrate — see fish illustration 2. : a vertical fin on the upper side of the after end of an airplane fuselage to provide greater directional stability
随便看	pyramid roof pyramids pyramid shell pyramidwise pyramis pyran pyranoid pyranometer pyranose pyranoside pyranthrene pyranyl pyrargyrite pyrausta pyraustidae pyrazinamide pyrazine pyrazole pyrazoline pyrazolone pyrazolyl pyre pyren- pyren pyrena

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