1. Objective To study the past, present and future of bone grafting. 目的了解骨移植的过去、现在和未来发展趋势。
2. Scion A shoot or bud from one plant that is joined to another plants with roots (the STOCK) by grafting or budding. 通过嫁接或出芽将一株植物上的幼枝或幼芽与另一株具根（即树干）植物相连。
3. But the low-technology process of grafting remains an extremely important form of genetic engineering in agriculture. 但是低端技术的嫁接过程仍旧是农业基因工程的一个非常重要的形式。
英英解释
n.
1. the act of grafting something onto something else
