It is not easy to let the displacement less than 10 milimetre.让位移小于10毫米是不容易的.I have a 35 - milimetre film with 26 exposure.我有一卷可拍26张的35毫米胶卷....

milimetre的音标：milimetre的英式发音音标为：[mɪlɪ'mi:tər]milimetre的美式发音音标为：[mɪlɪ'mitər]...

n.毫米，千分之一米...