anthracene

/ˈænθrəsiːn/ /ˈænθrəsiːn/

Meanings

noun

蒽, 蒽油。

A tricyclic aromatic hydrocarbon (an acene containing three fused rings) obtained from coal tar; used in the manufacture of wood preservatives, insecticides and the dye alizarin; it is isomeric with phenanthrene.

Examples :

" The laboratory tested the coal tar sample and found a high concentration of anthracene, a chemical used in making dyes. "

实验室检测了煤焦油样品，发现其中蒽的浓度很高，蒽是一种用于制造染料的化学物质。

Related Words

hydrocarbon noun

/ˈhaɪdroʊˌkɑːrbən/ /ˈhaɪdrəˌkɑːrbən/

碳氢化合物，烃。

"Gasoline is a hydrocarbon fuel used in many cars. "

汽油是一种碳氢燃料，很多汽车都在使用。

laboratory noun

/ləˈbɔɹətɹi/ /ləˈbɒɹət(ə)ɹiː/ /ˈlæb(ə)ɹəˌtɔɹi/

实验室，研究所。

"The science students conducted their experiments in the school laboratory. "

这些理科学生在学校的实验室里做了他们的实验。

manufacture noun

/ˌmænjʊˈfæktʃə/ /ˌmænjuˈfæktʃɚ/

制造, 生产

"The factory's efficient manufacture of toys allowed them to sell many at a low price. "

这家工厂高效地玩具生产使得他们能够以低廉的价格出售许多玩具。

phenanthrene noun

/fɪˈnænθriːn/ /fəˈnænθriːn/

菲

"The analysis showed that the soil near the old factory contained a high concentration of phenanthrene, a toxic component of coal tar. "

分析显示，旧工厂附近的土壤中含有高浓度的菲（phenanthrene），这是一种煤焦油中的有毒成分。

containing verb

/kənˈteɪnɪŋ/

包含，容纳。

"The box containing my old toys was stored in the attic. "

装有我旧玩具的箱子被储存在阁楼里。

obtained verb

/əbˈteɪnd/

获得，取得。

"She obtained her driver's license after passing the driving test. "

她通过了驾驶考试，获得了她的驾照。

tricyclic noun

/ˌtraɪˈsaɪklɪk/

三环化合物

"The chemist identified the unknown substance as a tricyclic based on its three fused rings of atoms. "

这位化学家根据这种未知物质的三个稠合环状结构，判断它是一种三环化合物。

aromatic noun

/æ.ɹəˈmæt.ɪk/

香料, 香草

"Grandma used a generous amount of aromatic in her famous spaghetti sauce. "

奶奶在她著名的意面酱里放了大量的香料。

insecticides noun

/ɪnˈsɛktɪsaɪdz/

杀虫剂，杀虫药。

"Farmers use insecticides to protect their crops from being eaten by bugs. "

农民使用杀虫剂来保护他们的庄稼，防止被虫子吃掉。

concentration noun

/ˌkɒnsənˈtɹeɪʃən/ /ˌkɑnsənˈtɹeɪʃən/

专注，集中，专心。

"My concentration was high during the important math test. "

在重要的数学考试中，我非常专注。

preservatives noun

/prɪˈzɜːrvətɪvz/ /pɹəˈzɝːvətɪvz/

防腐剂，保鲜剂。

"The bread stayed fresh for a week because it contained preservatives. "

因为面包里含有防腐剂，所以一个星期后仍然很新鲜。

alizarin noun

/əˈlɪzəɹɪn/

茜素，茜素红.

"The artist used alizarin to give the fabric a rich, crimson red color. "

艺术家使用了茜素红，使这块布料呈现出一种浓郁的深红色。