采取卫生措施使其安全
sanitise
v 1: make sanitary by cleaning or sterilizing [syn: {sanitize}, {hygienize},
{hygienise}]
2: make less offensive or more acceptable by removing
objectionable features; "sanitize a document before
releasing it to the press"; "sanitize history"; "sanitize
the language in a book" [syn: {sanitize}]