英语语法分析

"Life on Earth has radiated into every conceivable - and in some cases almost inconceivable - ecological niche," says Chris Impey of the University of Arizona in Tucson, US.

“地球上的生命已经涉足所有可想象的——某些情况下几乎不可想象的——生态环境。”美国图森市亚利桑那州大学的Chris Impey说。