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- Natural limestone caves are very spectacular. 天然的石灰岩洞是非常壮观的。
- Made from ewe's milk and matured in natural limestone caves, demand for this cheese outstrips supply," shares Nick. 羊乳奶酪是最贵的奶酪，用母羊乳制成，在天然石灰石山洞中成熟，供不应求。
- Nowadays, most of the cement factories still use natural raw material, the quantity of natural limestone consumption is the biggest, which is 1.2 times of clinker output. 目前;绝大部分水泥厂仍然使用天然原料;其中天然石灰石消耗量最大;是熟料产量的1.;2倍;
- 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。
- Natural Resources: crude oil, natural gas, limestone, fish. 自然资源：原油、天然气、石灰石、鱼。
- 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。
