这颗行星有相对较薄的大气层,主要由氮气和氧气组成。
The planet has a relatively thin atmosphere composed mostly of nitrogen and oxygen.
拉科和手机巨头诺基亚合作,已经开发出了一个传感器的原件,主要由一个薄的,柔性的,灵敏的触摸膜构成。
Dr Lacour has already made a prototype sensor with Nokia, a mobile-phone giant, consisting of a thin, stretchable, touch-sensitive film.
我们之所以很少能看到这么薄的星系,主要是由于我们的地球一定要处在(接近于)这些超薄盘状星系据推测所在的平面内才能看到薄的那一面。
Galaxies that appear this thin are rare mostly because our Earth must reside (nearly) in the extrapolated planes of their thin galactic disks.
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