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methylnorethindrone的音標(biāo)：methylnorethindrone的英式發(fā)音音標(biāo)為：[meθ?ln'reθ?ndr??n]methylnorethindrone的美式發(fā)音音標(biāo)為：[meθ?ln'reθ?ndro?n]...

18-甲炔諾酮...