This is Material Design这就是材料设计语言Material is the metaphor材料设计语言是隐喻的A material metaphor is the unifying theory of a rationalized space and a system of motion. our material is grounded in tactile reality, inspired by our study of paper and ink, yet open to imagination and magic.隐喻的材料设计语言是空间合理化及系统运动的...