雅思词汇（综合） - 空间

someone who is trained to travel and work in space

宇航员

the different types of gases that surround the earth or other planets

大气

a large structure used as a long-term base for people to stay in space and conduct research

空间站

the natural light coming from the sun

阳光

the light coming from the moon

月光

any of the rocky bodies orbiting the sun, ranging greatly in diameter, also found in large numbers between Jupiter and Mars

小行星

a scientist who studies or observes planets, stars, and other happenings in the universe

天文学家

a branch of science that studies space, planets, etc.

天文学

a large number of star systems bound together by gravitational force

星系

to send an object, such as a satellite, missile, etc., into space

发射（导弹等）

to move around a star, planet, or a large object in space

轨道

a jet engine with liquid or solid fuel that is propelled by a burning gas stream

火箭

a natural body in space that moves around the earth or other planets

卫星

the sun and the group of planets orbiting around it, including the earth

太阳系

a vehicle designed to travel in space

宇宙飞船

to travel over a long distance by sea or in space

游

the earth's atmosphere and the space beyond it

航天

a specific group of stars that form a pattern and have a name related to their shape

星座

(physics) the universal force of attraction between any pair of objects with mass

地球引力

relating to the moon

农历

a piece of rock coming from outer space that passes through the Earth's atmosphere, producing light

流星

the action of circular movement around a fixed point

自转

an imaginary line in the middle of an object around which the object revolves

旋转轴

having or seeming to have no or little weight, caused by the absence of gravity

失重的

an operation carried out in space

空间操作

a rocket that gives a spacecraft or missile the extra power it needs to leave the Earth's atmosphere

加速器

the act of counting numbers backwards to zero before the launch of a missile or spacecraft

倒数

an unmanned spacecraft used to gather information from space and send it back

探测器

(of the moon) to gradually decrease in its visible illuminated surface as it progresses from full to new moon

没落

(of the moon) to progressively display a larger illuminated section until it turns into a full moon

蜡