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- A team of researchers, from the University of Newcastle upon Tyne in England and Denmark, found the natural pesticide falcarinol reduced the risk of cancer. 英国和丹麦的科学家日前发现，胡萝卜中含有的某种成分可以减少患癌症的危险。
- A team of researchers, from the University of Newcastle upon Tyne in England and Denmark, found the natural pesticide falcarinol reduced the risk of cancer developing in rats by one third. 英国和丹麦的科学家日前发现，胡萝卜中含有的某种成分可以减少患癌症的危险。这一研究成果有望在抗癌药物的研制工作中发挥作用。
- Unlike EU regulation and NOP, JAS includes a positive list of products that can be used for pest control in food processing facilities.Only natural pesticides are listed there. 与EU和NOP不同的是：JAS允许在食品加工场所中使用杀虫剂防虫，但只能使用天然的杀虫剂，并列出了准许使用的天然杀虫剂列表。
- 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。
- Many natural materials are becoming scarce. 许多天然原料越来越少。
- 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。
- Most first-class footballers are natural athletes. 多数一流的足球运动员都是天生的健将。
- Only humans have a natural upright posture. 只有人类才有自然直立的姿势。
- The area has been designated as natural reserve. 该地区已被指定为一个自然保护区。
