英 [ˈsɪŋkhəʊl]美 [ˈsɪŋkhoʊl]
n.污水池
沉洞; 排水口; 污水坑
Local authorities and geologists are still investigating what caused the sinkhole.
当地官员及地质学家仍在调查此次地陷发生的原因.
