mercurian
美
英 
英汉解释
例句
Mercurian atmosphere is thin enough to be described as an exosphere, meaning the constituent atoms never collide.
汞自然的气氛更薄,足以被描述为散逸层,也就是说,没有碰撞原子组成。
It takes the planet only 88 days to whirl around the sun, though, so a Mercurian day lasts about three-quarters of the Mercurian year.
但水星绕太阳公转一圈也只要88个地球天。所以,水星上的一天占它一年中约四分之三的时间。