heliosheath
美
英 
例句
The heliosheath is a region on the very edge of the solar system where the solar wind travels slower than the speed of sound.
日鞘是太阳系最边缘的区域,太阳风在此处的风速小于声速。
Nasa's twin Voyager probes have made a surprising discovery 9 billion miles from earth -- magnetic bubbles in the heliosheath.
美国宇航局(Nasa)的孪生旅行者探测器在距离地球90亿英里之外的日鞘中,惊奇地发现了磁泡的存在。
The heliosheath represents the boundary between a star's influence and interstellar space.
日鞘是一颗星体的影响范围与星际空间的交界之处。
Scientists believe Voyager 1 has not crossed the heliosheath into interstellar space.
科学家们相信旅行者号并没有跨过日鞘进入星际空间。
In recent years they have entered the heliosheath, a bubble of gases that marks the outer limit of the solar system.
最近几年,它们已进入了日鞘层---太阳系的最边缘层,充满气泡。