1. I love the colors of the seasons, 'cause of their pureness. 喜欢季节的颜色，因为它们的纯洁。
2. The 2, 6 dipicrylamino 3, 5 dinitro pyridine(PYX)pureness reference material had been certificated by potentiometric method. 用电位滴定法对2，6-双（苦氨基）-3，5-二硝基吡啶（PYX）标准物质的纯度进行测定。
3. Unusual shapes, flamboyant colors, elaborate handcraft, and delicate design show its rustic pureness, free romance and ancient culture. 其造型夸张，色彩艳丽，做工精简，智用灵巧，具有质朴纯真、自由浪漫、古风犹存的特征。
英英解释
n.
1. being undiluted or unmixed with extraneous material
2. the state of being unsullied by sin or moral wrong; lacking a knowledge of evil
3. a woman's virtue or chastity
