to·bog·gan /təˈbɑgən/
平底雪撬的一種
To·bog·gan n. A kind of sledge made of pliable board, turned up at one or both ends, used for coasting down hills or prepared inclined planes; also, a sleigh or sledge, to be drawn by dogs, or by hand, over soft and deep snow. [Written also tobogan, and tarbogan.]
To·bog·gan v. i. [imp. & p. p. Tobogganed p. pr. & vb. n. Tobogganing.] To slide down hill over the snow or ice on a toboggan.
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toboggan
n : a long narrow sled without runners; boards curve upward in
front
v : move along on a luge or toboggan [syn: luge]