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  1. painkilling

    • KK[ˋpenkɪlɪŋ]
    • DJ[ˋpeinkiliŋ]

    美式

    • adj.
      止痛的
  2. 知識+

    • irritate & stimulate

      ...同樣也也有刺激的意思, 不過用法是在生理上的, 偏向器官或組織的 Some painkilling drugs can irrotate the lining of the stomach It is ...

    • wear off與wear down兩者的差異?

      ...頭痛還不算嚴重,大概一個鐘頭左右慢慢就會好了吧! 2.The effect of the painkilling drug didn’t wear off for several hours. 止痛藥的藥效好幾個鐘頭之後...