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м --- ѧ ӢУ

ʱ䣺2016-12-05 ߣ Դڣվ

applyto Ӧ

vulnerable adj ܹģûеֿ

dissolve v. ܽ

anti-social adj. Σ

bulb n

toxic adj ж

menace v Σ

counter-productive adj. ʵ䷴

object n

star n. ,

planet n.

locate v λ

astronomy n. ѧ

geologically adv. ϵأڵʷ

pesticides n. ɱ

amphibian n. ܶ

marshes n. ʪ

linguistics n. ѧ

bilingual n. ͨ˫

adj ˵

insomnia n ʧ֢

proficiency n ̶

liver n.

blood vessels n Ѫ

depressant n 򾲼

genome n

in a broad definition

in a narrow definition

natural gas Ȼ

morning star

evening star

unaided eye

boil away

lava flow

active volcano ɽ

fish industry ҵ

edible fish ʳ

pesticide residues ɱ

moist skin ʪƤ

endangered species Σ

second language acquisition ϰ

communicative skills ʼ

excessive sleep ˯

sleep deficit ˯߲

central nervous system ϵͳ

nerve cells ϸ

a strain to a limb ֫Ť

Sun n. ̫

Moon n

Jupiter n. ľ

Venus n.

Mars n.

Mercury n. ˮ

Saturn n.

Uranus n.

Neptune n

Pluto n. ڤ

milky way

solar system ̫ϵ

fixed star

planet n.

asteroid n. С

satellite n

shooting star

capsule n. ̫ղ

carrier rocket ػ

rocket launcher װã

launch a satellite

communication satellite ͨ

International Space Station ʿռվ

manned space flight ˺

orbit n.

re-entry module ز

space food ̫ʳ

artificial satellite

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