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单词 prophylactic
释义

pro·phy·lac·tic

adjective
/ˌprɒfəˈlæktɪk/
/ˌprəʊfəˈlæktɪk/
(medical)
  1. done or used in order to prevent a disease预防疾病的
    • prophylactic treatment预防性治疗
    Word Originlate 16th cent.: from French prophylactique, from Greek prophulaktikos, from pro ‘before’ + phulassein ‘to guard’.

pro·phy·lac·tic

noun
/ˌprɒfəˈlæktɪk/
/ˌprəʊfəˈlæktɪk/
  1. (medical) a medicine, device or course of action that prevents disease预防性药物（或器具、措施）
  2. (North American English, formal) a condom (= a thin rubber tube that a man wears over his penis during sex to stop a woman from becoming pregnant or to protect against disease)杜蕾斯避孕套
    3. Word Originlate 16th cent.: from French prophylactique, from Greek prophulaktikos, from pro ‘before’ + phulassein ‘to guard’.
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更新时间：2025/8/25 4:35:40