1. transmutation:transmitted ray 透射光线 | transmutation 嬗变 | transparent 透明
2. gradual change:震害:Change detection | 嬗变:gradual change | 衰变:Change
3. change:相变:phase change | 嬗变:change | 剧变:drastic change
4. the Southern and Northern Song Dynasty:当代中国史:Northern Song Dynasty | 嬗变:the Southern and Northern Song Dynasty | 北宋东京:Kaifeng in the Northern Song Dynasty