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painless

英 ['peɪnlɪs] 美['penləs]
  • adj. 无痛的;不痛的

英英释意


1. requiring little hard work or exertion;
"a painless solution to the problem"
2. not causing physical or psychological pain;
"painless dentistry"
3. with as little pain as possible;
"a humanely painless killing"