单词	bascule bridge
释义	Bascule bridge a counterpoise or balanced drawbridge, which is opened by sinking the counterpoise and thus lifting the footway into the air. See also: Bascule bascule bridge bascule bridge [′ba‚skül ‚brij] (civil engineering) A movable bridge consisting primarily of a cantilever span extending across a channel; it rotates about a horizontal axis parallel with the waterway. bascule bridge A drawbridge with one or two balanced leaves that pivot vertically on a trunion located at one end of the span. See also: bridge ThesaurusSeebascule
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