chemical background
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chemical

/ˈkɛmɪkəl/

Meanings
noun

化学物质，化学品

Any specific chemical element or chemical compound or alloy.

Examples :

"The scientist studied the chemical composition of the soil sample. "
这位科学家研究了土壤样本的化学物质组成。
chemistry element substance material compound science essential ielts

Related Words

Illustration properties

properties noun

/ˈpɹɒpətiz/ /ˈpɹɑpɚtiz/

财产，资产。

"Important types of property include real property (land), personal property (other physical possessions), and intellectual property (rights over artistic creations, inventions, etc.)."

重要的财产类型包括不动产（土地），个人财产（其他实体物品）和知识产权（对艺术创作、发明等的权利）。

Illustration addictive

addictive noun

/əˈdɪktɪv/

成瘾药物，让人上瘾的药物

"The addictive is a serious problem for many teenagers. "

成瘾药物对很多青少年来说是个严重的问题。

Illustration ingredients

ingredients noun

/ɪnˈɡriːdiənts/ /ɪnˈɡriːdɪənts/

成分，原料

"The cake recipe lists flour, sugar, and eggs as the main ingredients. "

这个蛋糕的食谱上列出了面粉、糖和鸡蛋作为主要的成分 (chéngfèn) / 原料 (yuánliào)。

Illustration particular

particular noun

/pəˈtɪkjələ/ /pəˈtɪkjəlɚ/

细节，要点

"The teacher pointed out a particular detail in the math problem that several students missed. "

老师指出了这道数学题里一个特别的细节，很多学生都忽略了。

Illustration artificial

artificial adjective

/ɑː(ɹ)təˈfɪʃəl/

人造的，人工的。

"The flowers were artificial, and he thought them rather tacky."

那些花是人造的，他觉得有点俗气。

Illustration alchemical

alchemical adjective

/ælˈkɛmɪkəl/

炼金术的, 炼丹术的.

"The old book contained alchemical recipes for transforming common metals into gold, reflecting the practices of medieval alchemy. "

这本古老的书包含着将普通金属变成黄金的炼金术配方，反映了中世纪炼金术的实践。

Illustration struggled

struggled verb

/ˈstɹʌɡl̩d/

挣扎，奋斗，抗争。

"During the centuries, the people of Ireland struggled constantly to assert their right to govern themselves."

几个世纪以来，爱尔兰人民一直在不断抗争，以争取他们的自治权。

Illustration chemicals

chemicals noun

/ˈkɛmɪkəlz/

化学品，化学物质。

"The science experiment involved mixing several chemicals together to see what would happen. "

这个科学实验需要将几种化学品混合在一起，看看会发生什么。

Illustration schoolwork

schoolwork noun

/ˈskuːlˌwɜːk/ /ˈskulˌwɝk/

课业，功课

"Maria couldn't go to the park because she had to finish her schoolwork. "

玛丽亚不能去公园，因为她必须做完她的课业。

Illustration traditional

traditional noun

/tɹəˈdɪʃnəl/

老古板，思想保守的人。

"My grandmother is a traditional, believing strongly in family values. "

我的奶奶是个老古板，非常重视家庭价值观。

Illustration scientist

scientist noun

/ˈsaɪ.ən.tɪst/

科学家，科学工作者。

"The scientist studied the effects of different types of soil on plant growth. "

那位科学家研究了不同类型的土壤对植物生长的影响。

Illustration composition

composition noun

/ˌkɒmpəˈzɪʃən/

组成，构成

"The composition of the band's new song involved several different instruments. "

这首乐队新歌的组成运用了多种不同的乐器。