科学世界

artificial

形容词

/ɑr.tə.fɪ.ʃəl/ or /aar.tē.fi.shēl/

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(人工的)

人造的

made by humans rather than occurring naturally in nature

bacteria

名词

/bæk.tɪ.riə/ or /bāk.ti.riē/

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(菌)

细菌

(microbiology) single-celled microorganisms that can be found in various environments, including soil, water, and living organisms, and can be beneficial, harmful, or neutral

being

名词

/biɪng/ or /biing/

b

b

ei

iɪ

n

n

g

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(存在者)

生物

a living thing, such as a tree, human, animal, etc.

cycle

名词

/saɪ.kəl/ or /sai.kēl/

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aɪ

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(周期)

循环

(biology) a series of transformations and events that happen in an animal or plant's lifetime

DNA

名词

/dˌiːˌɛnˈeɪ/

(脱氧核糖核酸)

DNA

(biochemistry) a chemical substance that carries the genetic information, which is present in every cell and some viruses

genetics

名词

/ʤə.nɛ.tɪks/ or /jē.ne.tiks/

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(基因学)

遗传学

the branch of biology that deals with how individual features and different characteristics are passed through genes

to evolve

动词

/i.vɑlv/ or /i.vaalv/

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(演变)

进化

(biology) to change gradually and over generations into forms that are better adapted to the environment and fitter to survive

compound

名词

/kɑm.paʊnd/ or /kaam.paoond/

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(复合物)

化合物

(chemistry) a substance that its molecules consist of two or more elements that are held together by a chemical bond

element

名词

/ɛ.lə.mənt/ or /e.lē.mēnt/

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(要素)

元素

a substance that is composed of only one type of atom, typically characterized by specific physical and chemical properties

matter

名词

/mæ.tɜr/ or /mā.tēr/

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(材料)

物质

a physical substance that occupies space and exists in every material in the universe

mineral

名词

/mɪ.nɜ.rəl/ or /mi.nē.rēl/

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(矿石)

矿物

a solid, naturally occurring substance with a specific chemical composition, typically found in the earth's crust, such as gold, copper, etc.

molecule

名词

/mɑ.lə.kjul/ or /maa.lē.kyool/

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(微粒)

分子

the smallest structure of a substance consisting of a group of atoms

solution

名词

/sə.lu.ʃən/ or /sē.loo.shēn/

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(液体混合物)

溶液

a mixture of different liquids

boiling point

名词

/bˈɔɪlɪŋ pˈɔɪnt/

(沸腾点)

沸点

the temperature at which a liquid starts boiling

freezing point

名词

/fɹˈiːzɪŋ pˈɔɪnt/

(凝固点)

冰点

the temperature at which liquid becomes solid

radiation

名词

/reɪ.dieɪ.ʃən/ or /rei.diei.shēn/

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(放射)

辐射

the energy transmitted in the form of particles or waves through the space or a matter

to advance

动词

/əd.væns/ or /ēd.vāns/

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ə

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æ

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(促进)

推进

to help something progress or succeed

to absorb

动词

/əb.zɔrb/ or /ēb.zawrb/

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ə

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ɔ

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(吸纳)

吸收

to take in energy, liquid, etc.

to generate

动词

/ʤɛ.nɜ.reɪt/ or /je.nē.reit/

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(生成)

产生

to produce energy, such as heat, electricity, etc.

industry

名词

/ɪn.dəst.ri/ or /in.dēst.ri/

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(产业)

工业

the manufacture of goods using raw materials, particularly in factories

civil engineering

名词

/sˈɪvəl ˌɛndʒɪnˈɪɹɪŋ/

(建筑工程)

土木工程

a field of engineering that deals with the design, construction, and repair of buildings, bridges, roads, etc.

circuit

名词

/sɜr.kət/ or /sēr.kēt/

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(电路系统)

电路

the complete circle through which an electric current flows, typically consists of the source of electric energy

field

名词

/fild/ or /fild/

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(场域)

场

(physics) the space or area within which the effect of a particular force exists

wire

名词

/waɪr/ or /vair/

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(导线)

电线

a long and thin piece of metal that carries an electric current

motion

名词

/moʊ.ʃən/ or /mooo.shēn/

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(移动)

运动

the process or act of moving or changing place

motor

名词

/moʊ.tɜr/ or /mooo.tēr/

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(马达)

电动机

a machine that converts any form of energy into mechanical energy

rate

名词

/reɪt/ or /reit/

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(比率)

率

the number of times something changes or happens during a specific period of time