sinkholes 

  1. 名詞
sinkhole複數: 灰岩坑, 石灰坑
(地質的)落水洞, 溶坑/
滲穴, 滲坑
陰溝口
污水池, 污水坑
陷孔, 排水口

    
                        
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例句

                

                    
    
                                                    
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                                How - and where - do sinkholes open up ?                            
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                                Is fracking the cause of all these Sinkholes .                            
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                                Such data may someday help foresee sinkholes .                            
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                                This creates sinkholes , depressions, and caves.                            
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                                Hundreds of sinkholes form every year in Florida .                            
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