Ecologists argue that the benefits of treating sewage with disinfectants are doubtful.
生态学家们认为用消毒剂处理污水的好处是值得怀疑的。
Merian's paintings inspired artists and ecologists.
梅里安的绘画激发了艺术家和生态学家的灵感。
The first problem is that ecologists do not all agree what "stability" means.
第一个问题是，生态学家们并不都同意“稳定”的含义。
At one time, ecologists believed that species diversity made ecosystems stable.
生态学家曾一度认为，物种多样性使生态系统变得稳定。
Ecologists concluded that the apparent stability of climax ecosystems depended on their complexity.
生态学家认为，顶极生态系统呈现出的稳定性取决于其复杂程度。
Ecologists studying hare populations have found that the North American snowshoe hare follows a roughly ten-year cycle.
生态学家在研究野兔种群时发现，北美雪兔的生长周期大约为10年。
Ecologists use the term "succession" to refer to the changes that happen in plant communities and ecosystems over time.
生态学家使用“演替”一词来指植物群落和生态系统随时间发生的变化。
Next to habitat loss, these invasive species represent the greatest threat to biodiversity worldwide, many ecologists say.
许多生态学家说，这些入侵物种仅次于栖息地的丧失，是对全球生物多样性的最大威胁。
Ecologists generally define an alien species as one that people, accidentally or deliberately, carried to its new location.
生态学家通常把外来物种定义为人们偶然或故意带到新地方的物种。
Clements and other early ecologists saw almost lawlike regularity in the order of succession, but that has not been substantiated.
克莱门茨和其他早期的生态学家认为，演替顺序中存在着几乎像法则一般的规律性，但这一点尚未得到证实。
The opposition to the Clementsian concept of plant ecology was initiated by Herbert Gleason, soon joined by various other ecologists.
对 Clementsian 关于植物群落概念的反对意见最早是由HerbertGleason 提出的，并且获得了很多其他生态学家的支持。
The final stage of a succession, called the climax by Clements and early ecologists, is likewise not predictable or of uniform composition.
演替的最终阶段，也就是克莱门茨和早期生态学家所称的顶级群落，同样是不可预测的，组成也不单一。
The Phosphorus cycle has been studied a lot by ecologists because like I said, Phosphorus is an important nutrient and it's not so abundant.
生态学家对磷循环进行了大量研究，因为如我所说，磷是一种重要而不充足的营养物质。
Appearances can deceive, ecologists caution, and many of these exotics may be considered acceptable only because no one has documented their harmful effects.
生态学家警告说，外表可能具有欺骗性，而且这些外来物种中可能有许多是为人接受的，只是因为没有人记载过其有害影响。
Finally, younger ecologists have found ecological problems involving behavior and life-history adaptations more attractive than measuring physical constants.
最后，年轻一代的生态学家发现，涉及行为和生活史适应的生态问题比测量物理常量更有吸引力。
Yet appearances can deceive, ecologists caution, and many of these exotics may be considered acceptable only because no one has documented their harmful effects.
然而，生态学家警告说，这些表象可能并不是真的；而且，这些外来物种中有许多可能被认为是可接受的，只是因为没有人记载过它们的有害影响。
Ecologists also study the balance of using the environment while protecting it.
生态学家也研究利用环境与保护环境之间的平衡。
Flower ecologists have distinguished the anemophilous plants from the zoidogamous plants.
花生态学家把风媒植物同动物媒植物区别开来。
I know ecologists who are not happy in their families.
我知道，生态学家在自己的家里并不快乐。
So say ecologists in a commentary in the journal Nature.
这就是生态学家在《自然》杂志上的一篇评论上提出的观点。
When the ecologists had finished their fieldwork, they made a startling discovery.
完成野外研究之后，这些生态学家们有了一个惊人发现。
In a commentary, ecologists say that the native-versus-nonnative issue is becoming a moot question.
生态学家在一篇评论中表示，本土物种和外来物种之间的区别正逐渐显得不那么重要。
Islands are beloved by ecologists, because they’re simplified fractions of the whole complex world.
生态学家热爱岛屿，因为它们是整个复杂世界的简化部分。 猪笼草是个大小适中的岛屿，这是对它的一种看法。
But in a new study, two Marine ecologists argue that the penguins actually have no trouble seeing in the dark.
但是在一项最新研究中，两位海洋生态学家指出，企鹅并非存在夜间视力差的问题。
But in a new study, two Marine ecologists argue that the penguins actually have no trouble seeing in the dark.
但是在一项最新研究中，两位海洋生态学家指出，企鹅并非存在夜间视力差的问题。
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