但磷脂双层内部不带电，对外来带电物质的进入是一道很大的障碍。

但磷脂双层内部不带电，对外来带电物质的进入是一道很大的障碍。的英文翻译

基本释义

• But the interior of the bilayer is not charged and forms a strong barrier against the entrance of any charged material.