sinkhole /'siŋkhәul/ 📖 中文释义 n. 阴沟口, 污水坑[化] 缩孔 📘 English Definition(英文释义) n. a depression in the ground communicating with a subterranean passage (especially in limestone) and formed by solution or by collapse of a cavern roof ← sinkhead S 字母词表 Sinkiang →