用Medela奶泵的姐妹，那個小小的黃色的和小白橡膠片相連的東西

怎麽洗，裏麵的那兩個銳角，刷子都刷不到，眼看著積上髒東西了。

[twodiamondmom]

You can try using Q-tips (cotton swabs). If it really bothers, these parts are replaceble and not that expensive