gurgler
noun [ C ] Australian English informal uk/ˈɡɜː.ɡlər/ us/ˈɡɝː.ɡlɚ/
（浴缸、洗涤槽等的）排水孔，渗水孔
a drain US
Idiom
go down the gurgleridiom Australian English 白费，浪费，打水漂
If work or money goes down the gurgler, it is wasted.
So say he gives up his training, that's four thousand dollars down the gurgler. 这么说他放弃培训了，那就是说4000英镑都打水漂啦。