1. 這位園丁每小時可以嫁接多達(dá)20根枝條到石南莖上去。
   The gardener could graft as many as twenty cuttings an hour on to briar stems.
2. 既然嫁接能縮短成熟期，就應(yīng)當(dāng)試一試。
   Since grafting reduces maturing age, it should be tried.
3. 插條從某一植物上切除一部分并用來繁殖出一棵新植物，如莖、葉或根，通過扎根或嫁接
   A part, such as a stem, leaf, or root, removed from a plant to propagate a new plant, as through rooting or grafting.
4. 他們很多人想出了新辦法使嫁接成活。
   Many of them developed new methods for making the grafts take.

接的英語翻譯：