4000 Duolingo Vocabulary List

受过教育的,有教养的 informed; learned; having an education, especially one above the average

生长,繁荣,茂盛,健康成长 grow well; decorate with ornaments; be in a period of productivity

运用(力量),施加 use power or the ability to make something happen; apply; exercise

支出,花费 payment or expense; output

肮脏,粗语 foul matter; anything that soils or defiles; dirt; corruption; pollution

出现,形成 appearance;  becoming visible

本质的,根本的 necessary; critical; vital; constituting or being part of the essence of something

生效的,能干的,有效率的 effective; acting directly to produce an effect; exhibiting a high ratio of output to input

骨折,破裂 cause to break; undergo a break in the bone; abuse or misuse flagrantly, as by violating rules

减弱下去,褪色,消失,枯萎 disappear; die out; lose color; lose freshness

表皮,皮肤 an outer, protective layer of skin of vertebrates

难懂的,难捉摸的,令人困惑的 difficult to describe; difficult to detect or grasp by the mind

本质的,根本的 necessary; critical; vital; constituting or being part of the essence of something

支出,花费 payment or expense; output

出现,形成 appearance;  becoming visible

外部的,表面的 exterior; outer; suitable for application to the outside

受过教育的,有教养的 informed; learned; having an education, especially one above the average

爱好,奇特,想象 capricious notion; something many people believe that is false

爆炸,爆发 erupt; blow up; burst violently as a result of internal pressure

永恒的,永远的 forever; being without beginning or end; existing outside of time; infinite

常绿的 a plant having foliage that persists and remains green throughout the year

支出,花费 payment or expense; output

同等,平等 state or quality of being equal

电子学,电子工业 branch of physics that deals with the behavior of electrons; electronic devices

肮脏,粗语 foul matter; anything that soils or defiles; dirt; corruption; pollution

陌生的,外来的,奇异的,异国情调 from another part of the world; foreign; strikingly strange or unusual

难懂的,难捉摸的,令人困惑的 difficult to describe; difficult to detect or grasp by the mind

皱眉 look angry; wrinkle one's forehead; regard something with disapproval or distaste

支出,花费 payment or expense; output

常绿的 a plant having foliage that persists and remains green throughout the year

徒劳地 without any valuable effect; idly; vainly

同等,平等 state or quality of being equal

事实的,实际的 real; actual; based on the fact

电子学,电子工业 branch of physics that deals with the behavior of electrons; electronic devices

生效的,能干的,有效率的 effective; acting directly to produce an effect; exhibiting a high ratio of output to input

爆炸,爆发 erupt; blow up; burst violently as a result of internal pressure

生效的,能干的,有效率的 effective; acting directly to produce an effect; exhibiting a high ratio of output to input

致命的 causing death; very serious and having an important bad effect in the future

本质的,根本的 necessary; critical; vital; constituting or being part of the essence of something

外部的,表面的 exterior; outer; suitable for application to the outside