switch engine
短语调车机车
词形变化
switch engines
复数
switch engines
释义与例句
n.
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1.
A switcher or shunter: a railroad locomotive used for shunting.
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2.
A particular methuselah in Conway's Game of Life that temporarily exhibits glide reflection symmetry while leaving debris behind, allowing for the construction of spaceships, puffers, and rakes.
计算机 工程 数学