rice field niche 稻田生境
For example, companies in the technology industry tend to utilize very bold colors, and graphics that represent the company's niche field.
例如，高科技企业往往使用非常大胆的颜色和图像，来象征公司的专业领域。
On the basis of these experiments and of field observations, the so-called law of competitive exclusion was formulated, according to which no two species can occupy the same niche.
在这些实验和实地观测的基础上，人们制定了所谓的竞争排斥定律，根据该定律，没有两个物种可以占据相同的生态龛。
As a niche in the field of marketing as we know it today, however, its history is more recent.
然而，像今天我们知晓的这样在市场营销学领域占有一席之地还是最近的事。
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