terrestrial planet

基本解释

And the Terrestrial Planet Finder, an even more ambitious project that might have been able to study alien atmospheres, has been postponed indefinitely.
而作为将可能具有研究外星大气功能的更具雄心的项目，“类地行星搜索者”已被无限期延期。
America's Terrestrial Planet Finderand Europe's Darwin are still on the drawing board, but astronomerswould like to use them to identify “biomarkers” such as oxygen in theatmospheres of exoplanets.
虽然美国的“类地行星发现者”计划和欧洲的“达尔文”计划在筹备之中，但是天文学家希望用它们来确定系外行星的大气层中是否有“生命标记”，例如：氧气。
She's also interested in determining what conditions other than a liquid ocean might help initiate life on a terrestrial planet.
她也有兴趣找出什么样的环境比陆地行星上的液体海洋更能有助于产生生命。

But, in fact, they were also likely responsible for triggering terrestrial planet formation.
FORBES: Planets Made Easy: The Cosmic Glue That Binds Us All
The kilometre-wide separation of the component satellites of Terrestrial Planet Finder should allow it to see planets in distant solar systems—a problem akin to looking for moths flying around a football-stadium arc light that is several hundred kilometres away.
ECONOMIST: Birds of a feather
Japan herself is one of 35 terrestrial hotspots in the world, a region of the planet containing huge arrays of biodiversity found nowhere else that are under threat from humans.
FORBES: Japan's Tragedy: Global Ecological Uncertainty