Refractory

US /rɪˈfræktəri/

UK /rɪˈfræktəri/

C2 高級多益
adj.形容詞難治的
A stubborn infection, a refractory case of acne, stubborn rust stains

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性高潮的科學 (The Science of Orgasms)

02:45性高潮的科學 (The Science of Orgasms)