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- Afforestation The establishment of forest on land not previously forested, either by natural succession or by planting. 裸地造林（荒山造林）：以自然生成或者种植的方式在以前没有森林的陆地上建造森林的过程。
- There are 69 woody species occurring in the shrub layer in the Slash pine (Pinus elliotii Engelman) plantation in Jiangxi Province after more than 10 years natural succession. 摘要江西红壤丘陵区湿地松人工林经过10多年的自然更新，林下植被恢复迅速，仅灌木物种就达69种。
- Natural succession of vegetation 植被演替
- The natural successional process can be used in the vegetation recovery of island.The island restoration is based on the restoration of community or ecosystem level. 海岛植被恢复可参考其群落演替过程，其恢复至少是一个群落或生态系统水平的恢复。
- It is natural for a cat to catch mice. 猫捉老鼠是本能。
- It's natural to slack2 off towards the end of a hard day's work. 一天紧张工作快结束的时候有些放松是自然的。
- THE NATURAL SUCCESSION AND ARTIFICIAL RENEWAL OF THE RESTORED-GRASS LAND 退耕地的自然演替与人工恢复
- Many natural materials are becoming scarce. 许多天然原料越来越少。
- Study on Natural Succession of Vegetation in Karst area of the South of China 南方岩溶区植被自然演替恢复研究
- Our motherland flows with natural resources. 我们祖国蕴藏着丰富的天然资源。
- Events took their natural course. 事态依自然进程发展。
- She has a natural wave in her hair. 她的头发自然卷曲。
- Magnetism is a natural phenomenon. 磁力是一种自然现象。
- It is difficult to be natural when one is tense. 人在紧张的时候很难泰然自若。
- The egoism of an artist sometimes seem natural. 艺术家的自负有时看起来是自然的。
- They used only natural pigments to dye the wool. 他们只用天然颜料染毛织品。
- Children are natural exhibitionists. 儿童天生喜欢自我表现。
- Everything we used was made from natural materials. 我们所用的一切都是由天然材料做成的。
- It's quite natural that you should succeed. 你的成功是很自然的事情。
- He's a natural for the role of Lear. 他是李尔王这一角色的理想人选。
