不是一切形式的物质都具有相同的特性的。 All forms of matter do not have the same properties.
周期律化学元素在周期表中有相似位置时具有相似特性的趋势 The tendency of chemical elements with similar positions in the periodic table to have similar properties.
三色性某些矿物质所具有的特性，当放在白光下从三个不同的方向观察，会呈现出三种不同的颜色 The property possessed by certain minerals of exhibiting three different colors when viewed from three different directions under white lights.
