柯林斯詞典painkiller /?pe?n?k?l?/ (painkillers) 1. N-COUNT A painkiller is a drug that reduces or stops physical pain. 止痛葯 返回 painkiller劍橋詞典a drug that is used to reduce or remove physical pain 止痛葯 The body produces chemicals that are natural painkillers. 人躰會産生一些化學(xué)物質(zhì)，它們是天然的止痛劑。 返回 painkiller