potency的复数形式怎么拼写？

All their songs have a lingering potency.他们所有的歌曲都有耐人寻味的魅力。the potency of desire欲望的支配力Alcohol increases the drug's potency.酒精能增加这种毒品的效力....

n.效力，潜能，权势，（男人的）性交能力...

For determining potency and residues by microbiological assay technique . Especially for Lincomycin , Clindamycin, Neomycin , ROXithromycin, etc.用于林可霉素,克林霉素 、 新霉素 、 罗红霉素等效价及残留的微生物学测定.The immunogenic potency of soluble an...

potency的音标：potency的英式发音音标为：['pəʊtnsi]potency的美式发音音标为：['poʊtnsi]...