是否存在安全隐患 The existence of security risks ; Whether for security breaches ; whether there are hidden dangers
大多数货物都是沿着山路运输的，这条路提供了上下坡的捷径，但这些路确实存在安全隐患，让徒步旅行更加艰难。
Most goods were transported along the paths that provide short-cuts up and down the hillsides, but the paths were a real safety risk and made the journey on foot even more arduous.
更重要的是，存在安全隐患。
他换成那张单座的机票后，被告知他存在安全隐患。
After he had taken that seat, Mr. Smithwas told he was deemed a safety risk.
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