| 词汇 | contraflow |
| 释义 | contraflow/ˈkɒntrəfləʊ ||; ˈkɑntrəˌflo/noun [c] the system that is used when one half of a wide road is closed for repairs, and traffic going in both directions has to use the other side 单线双向行车（通常由于半边道路需要封闭维修） |
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