d as being suitable for a particular purpose or as being likely to do or be a particular thing
astronaut
n. a person trained to travel in a spacecraft 宇航员
visitation
n. the act of visiting; visit
remote
a. distant in space or time
inexpensive
a. that which does not cost much; reasonable in price
anthropocentric
a. regarding men as the central fact, and his existence and welfare as the ultimate aim, of the universe 以人类为宇宙中心的
electromagnetic
a. of magnetic force produced by an electric current 电磁的
spectrum
n. a set of bands of colored light in the order of their wavelengths into which a beam of light may be separated; a range of any of various kinds of waves 光谱;波谱
ray
n. a beam of light, heat, electricity or some other form of energy
gamma ray (usu. pl.)
a beam of light of short wavelength which goes through solid objects y射线,光(量)子
peer
n. an equal in rank, quality or worth
backward
a. late in development
observatory
n. a place from which scientists watch stars and other heavenly bodies 天文台
princess
n. the daughter of a king or queen; a prince's wife 公主;王妃
optimistic
a. tending to see the bright side of things
imply
vt. express, show or mean indirectly; suggest
stellar
a. of or concerning stars
muster
vt. gather or collect; summon
respectability
n. the quality of being respectable
mars
n. 火星
mission
n. an important task, esp. one that involves traveling abroad
burgeon
vi. bud; grow or develop rapidly
lately
ad. not long ago; recently
manifestation
n. sign of the existence or presence of a person, object or quality
manifest vt.
skeptic
n. person who questions the truth of theories or apparent facts
skeptical
a.
interstellar
n. (placed or moving) between the stars
spacecraft
n. a vehicle used for traveling in outer space 宇宙飞船
ply
v. make regular journeys (between); sail
conveniently
ad. with ease
convenient
a.
colony
n. the area settled by a group of people who leave their country to live in another place 殖民地
premature
a. appearing, happening, or done before the usual, expected or correct time
surmise
vt. guess; suppose
detect
vt. notice or find the presence of
international
a. of or between two or more nations
traffic
n. vehicles, people, ships or aircraft moving along a route
incompletely
ad. not completely; partially
modulation
n. variation of the amplitude, frequency, or phase of the carrier wave in accordance with the sound wave or other signals being sent 调制
pulsar
n. an astronomical source or powerful radio waves emitted in short, intense bursts or pulses at very precise intervals 脉冲星
quasar
n. a heavenly object which emits powerful blue light and radio waves; quasi-stellar objects 类星体
galactic
a. of or having to do with the milky way or with other galaxies
ethic
n. system of moral behavior 伦理
noninterference
n. the practice of not taking part in or trying to influence the affairs of other people, countries, etc.
appropriate
a. correct or suitable for a particular situation or occasion
immortality
n. the state of being immortal; never-ending life or endless fame 不朽,永存;不灭的声望
motivation
n. need; desire 动因;动力
motivate
vt.
gallivant
vi. go around amusing oneself; wander
adolescent
a. growing up from childhood to adulthood; immature
assurance
n. belief in one's own ability; confidence
brim
vi. be full to the brim
amenable
a. that can be tested (by)
verification
n. proof by evidence; confirmation 证明;核实
extensive
a. large in amount, area or range
organism
n. a living being
phrases & expressions
if any
possibly none
seek out
find (sb. or sth.) by looking hard
might very well
be (very) likely to
to date
until today; yet
band in hand with
together with
be dedicated to
be devoted to; be intended to be used for
along with
together with
depend on
following directly or logically from; turn on
so as to
in order to
in a position to
able to
brim over with
have an abundance of
cry out for
need badly
proper names
carl sagan
卡尔.萨根
greenbank
格林班克
west virginia
西弗吉尼亚州
frank drake
弗兰克.德雷克
cornell university
康乃尔大学
the land of oz
奥兹国
the soviet union
苏联
the amazon
亚马逊河
unit four
text
as a black boy growing up in america in the early 1900s, richard wright knew well the meaning of racial prejudice. he was not allowed to play in a park or borrow books from a library. while working as an office boy in a bank, though, he found a way int
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