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横転， おうてん
1. toppling sideways, turning sideways, falling over sideways
2. barrel roll
横翻，侧翻
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通行止め， 通行止， つうこうどめ
1. closure (of a road), suspension of traffic
2. road closed, closed to traffic, no through road
道路封闭；交通中断；道路封闭，禁止通行