“riverboat”的概念、定义、翻译、参考文献-科学参考

单词	riverboat
释义	riverboat [`riv·ǝr´bōt] ^{NAVAL ARCHITECTURE} A vessel used on a river, such as a shallow- draft passenger boat, barge, towboat, or rowboat.
随便看	planetary electron planetary gear train planetary geology planetary geoscience planetary nebula planetary nebula symbiotic planetary orbit planetary perturbation planetary physics planetary precession planetary vorticity effect planetary wave planetary wind planet carrier planetesimal planet gear planetocentric coordinates planetographic coordinates planetography planetoid planetology planet pinion plane triangulation plane trigonometry plane wave

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