Large-scale engineering is a part of nature and needed to symbioses with it.

大型工程是自然的一部分，必须与其共生。

Microbial symbioses are essential for the normal development and growth of animals.

微生物共生对于动物的正常发育和生长是必不可少的。

Studying more about insect-bacteria symbioses also has potential clinical benefits.

更多地研究昆虫与细菌的共生，也具有潜在临床医学方面的好处。

Ectomycorrhizal ( EcM) fungi form mutualistic symbioses with many tree species and are regarded as key organisms involved in nutrient and carbon cycling in forest ecosystems .

外生菌根真菌与很多植物形成互利共生关系， 在营养物质交换和碳循环等方面起着关键性的作用，是森林生态系统的重要组成部分。

But once Janzen, who breeds wasps for his research on caterpillar-parasite symbioses, started to look, colors could be seen by the naked eye as wings passed over insects' black bodies.

一次，Janzen正在为他的昆虫共生实验培育蜜蜂，而当昆虫的翅膀越过黑色幼体的时候，他突然发现了肉眼可见的色彩。