上周，又有发现一个火星上存在生命的证据。夏季的几个月里，NASA科学家发现了大量源自火星北部的甲烷气。

Last week, the evidence for life on Mars received another boost, when scientists at Nasa reported enormous plumes of methane emanating from the planet's north during the summer months.

youdao

上周，又有发现一个火星上存在生命的证据。夏季的几个月里，NASA科学家发现了大量源自火星北部的甲烷气。

Last week, the evidence for life on Mars received another boost, when scientists at Nasa reported enormous plumes of methane emanating from the planet's north during the summer months.

youdao