Aim To study asymmetric total synthesis of 14 nor huperzine A 2 and its inhibitory activity on acetylcholinesterase.是什么意思_Aim To study asymmetric total synthesis of 14 nor huperzine A 2 and its inhibitory activity on acetylcholinesterase.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句