Me and my mate went to score a kilo of amphetamine down in London.我和爱人去伦敦市区搞到了一公斤苯丙胺。Amphetamines is one kind of synthetic compounds whose precursor structure is amphetamine.苯丙胺类物质是一大类人工合成的以苯丙胺为母体的化合物.Amphetamine is a dr...

tampon的音标：tampon的英式发音音标为：['tæmpɒn]tampon的美式发音音标为：['tæmpɑn]...

metamagnetism的音标：metamagnetism的英式发音音标为：[metə'mægnətɪzəm]metamagnetism的美式发音音标为：[metə'mægnətɪzəm]...