单词 | amphetamine |
释义 | Word Frequency amphetamine(æmˈfɛtəˌmiːn, -mɪn) noun a synthetic colourless volatile liquid used medicinally as the white crystalline sulphate, mainly for its stimulant action on the central nervous system, although it also stimulates the sympathetic nervous system. It can have unpleasant or dangerous side effects and drug dependence can occur; 1-phenyl-2-aminopropane. Formula:C6H5CH2CH(NH2)CH3 Word origin C20: from a(lpha) + m(ethyl) + ph(enyl) + et(hyl) + -amine |
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