为了某些可取的特性，人类选择性地繁育野生植物或动物物种，这一开始是一个断断续续的反复试验过程，驱动它的是由来已久的紧迫之事——饥饿。
Selectively breeding a wild plant or animal species for certain desirable traits began as a fitful process of trial and error motivated by that age-old imperative: hunger.
在中国，竹子是一种非常有寓意的植物，中国人对竹子的喜爱也由来已久。
Bamboo is one characteristic plant in China, and Chinese people like bamboo for a long time.
综述了植物功能型概念的由来、分类标准及方法。
The concept, classification attributes and approach of plant functional types are summarized.
绿色的底蕴，让人想到香水的植物由来，这香水是源自绿色植物，透露清纯和自然的香味。
This perfume has a greenish tint. Perhaps it is made from some kind of green plant, like grass. It most likely has a very crisp and natural smell.
非洲药用植物标准联盟，由来自14个国家的专家组成，计划在12月推行第一版药典。
The Association for African medicinal Plants Standards, a collaboration of medicinal-plant scientists from 14 countries, plans to launch the first edition of this database by December.
非洲药用植物标准联盟，由来自14个国家的专家组成，计划在12月推行第一版药典。
The Association for African medicinal Plants Standards, a collaboration of medicinal-plant scientists from 14 countries, plans to launch the first edition of this database by December.
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