1.
natural laws; natural phenomena; our natural environment; natural cliffs.
自然法则；自然现象；我们的自然环境；天然峭壁。
2.
Scientists investigate natural phenomena.
科学家研究自然现象。
3.
information about natural phenomena and farming techniques.
自然现象和农业技术。
4.
An analysis of the symbolic meanings of the natural phenomenon in A Farewell to Arms
《永别了,武器》中自然现象的象征意义
5.
On the Understanding of Natural Phenomenon and the Explanation of Human Social Phenomenon;
论自然现象的“理解”与人文社会现象的“说明”
6.
This natural force exists thanks to atoms:
这种自然现象的产生要归因于原子：
7.
a natural phenomenon involving living plants and animals.
与活的植物和动物有关的自然现象。
8.
the systematic account of natural phenomena.
对自然现象有系统的陈述。
9.
In ancient times, people are fearful of such natural phenomena as thunder and lightning.
古代的人们畏惧雷和闪电等自然现象。
10.
This is a natural phenomenon in society.
这是一种社会的自然现象。
11.
a natural phenomenon involving the structure or composition of the earth.
与地球的结构或组成有关的自然现象。
12.
A freak of nature produced the midsummer snow.
仲夏下雪是非常奇怪的自然现象选
13.
The active colane eruption is a horrible natural phenomenon.
活火山爆发是一种可怕的自然现象.
14.
Wonderful phenomena of nature are all around us.
我们身边到处都是奇妙的自然现象。
15.
UFOs are often explained as supernatural.
不明飞行物常常被解释为超自然现象。
16.
The resonance is a kind of extremely universal phenomenon in the nature.
共振现象是自然界中一种极为普遍的现象。
17.
The study of the natural or material world and phenomena; natural philosophy.
自然科学对自然或物质世界和现象的研究；自然哲学
18.
Nature and Poetic Imagination--On Nature Images in Ecological Literature;
自然的涌现与诗意的想象——论生态文学中的自然意象