词典释义：
释义
adverb & adjective
(of movement)sideways, typically in an awkward way
（动作）（常指笨拙地像蟹行般）向一边的（地）；横向的（地）
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[as adv.]
supermarket trolleys that only go crabwise 只能横向推行的超市手推车
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[as adj.]
crabwise steps 蟹一样的步态。