污染的心 meaning in English

greasy heart

And how is the defiled mind cleansed through the proper technique
如何藉适当的技能，净化被污染的心
It is the cleansing of the defiled mind through the proper technique
它是藉适当的技能，净化被污染的心。
" [ again , the uposatha of the noble ones ] is the cleansing of the mind through the proper technique . and how is the defiled mind cleansed through the proper technique
“ [再者，圣者的布萨]是藉适当的技能，净化被污染的心。如何藉适当的技能，净化被污染的心