Online Google Dictionary

befouled 中文解釋 wordnet sense Collocation Usage Collins Definition
Verb
/biˈfoul/,
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befouled, past participle; befouling, present participle; befouled, past tense; befouls, 3rd person singular present;
  1. Make dirty; pollute
    • - they befoul our water with mining

  1. made dirty or foul; "a building befouled with soot"; "breathing air fouled and darkened with factory soot"
  2. (befoul) foul: spot, stain, or pollute; "The townspeople defiled the river by emptying raw sewage into it"
  3. (befoul) To make foul; to soil; To entangle or run against so as to impede motion