The biggest costs-and risks-associated with visiting other celestial bodies are from landing and taking off again.

Some ingredients used in recipes are sensitive to celestial bodies.

配方中使用的一些因素对天上的一些事物是很敏感的.

Astronomical spectroscopy is the recording of detailed energy distribution of light emitted from the celestial bodies.

天文光谱学是一门观测并收集天体在不同波段的光的详细能量分布的技术.

A. Star comprises by blazing gas, can oneself off light bulbiform or kind bulbiform celestial bodies.

恒星由炽热气体组成的, 能自己发光的球状或类球状天体.

The scientific measurement of the positions and motions of celestial bodies.

天体测量''.'学'.''天体位置及''.'运动'. ''的科学测量.

The angular distance between two celestial bodies as seen from Earth.

'距'.''角从地球上看的两个天体之间的角距离.

To reach the highest point above an observer's horizon . Used of stars and celestial bodies.

与水平线垂直的宇宙天体范围内的大圈,它经过天顶和地点.

The IAU decides the official names of all celestial bodies.

这一联合会确定所有天体的官方名称.

Planets and stars often are occulted by other celestial bodies.

行星和恒星经常被其他天体掩蔽.

Moon is the Earth's only natural satellite, the last of the celestial bodies from the Earth.

月球是地球唯一的天然卫星, 离地球最近的天体.

Stars are celestial bodies.

星星是天体.

Astronomy studies the motions and natures of celestial bodies, such as planets, stars and galaxies.

天文学研究天体的运动和性质, 例如,行星 、 恒星和星系.

Gravity governs the motions of celestial bodies.

万有引力控制着天体的运动。

Away from the Earth's nearest celestial body is the moon.

离地球最近的天体是月球.

Does outside outer space still have the terrestrial celestial body of image?

外太空还有像地球的星球 么 ?

The six historic Apollo moon landings opened up another celestial body for examination.

阿波罗号六次登上月球的空前壮举,是另一种揭开天体奥秘,供人研究.

The black hole is a special celestial body, predicted on the basis of general relativity theory.

黑洞是广义相对论所预言的一种特殊的天体.

The Devala is a personification of music and lesser god of the Celestial Sphere.

兑瓦拉是音乐的化身,天庭的低位神祗.

Astronomy A point on the celestial sphere directly below the observer diametrically opposite the zenith.

天球上,在观测者垂直向下的一点,与天顶完全相对.

The spell summons a pair of hounsfrom the Celestial Sphere.

这个法术从天庭召唤出一对天犬下凡.

Arc second ( arcsec ) is the unit of length in the celestial sphere.

角秒是天空长度的单位.