1、Other places are so at hazard from hereafter earthquakes and landslides that they won't be rebuilt.
還有一些地方將來還會面臨地震和滑坡的風險，因此也不能在原地重建。

2、Something, such as money or cargo, at hazard in a risky enterprise
投機對象；賭注在冒險企業(yè)中處于風險的東西，如金錢或貨物

3、The answer he gave at hazard turned out to be correct.
他胡亂做出的答案竟然是對的。

at hazard翻譯