the desired mineral that is left after impurities have been removed from mined ore同义词:dressed ore
a concentrated form of a foodstuff; the bulk is reduced by removing water
a concentrated example
动词 concentrate:
make (the solvent of a solution) dense or denser
direct one's attention on something同义词:focus, center, centre, pore, rivet
make central同义词:centralize, centralise
make more concise同义词:digest, condense
draw together or meet in one common center
compress or concentrate同义词:condense, contract
be cooked until very little liquid is left同义词:boil down, reduce, decoct
cook until very little liquid is left同义词:reduce, boil down
例句
The threat of going bankrupt is very unpleasant but it certainly concentrates the mind.即将破产的威胁虽令人极烦恼,但确也能逼迫人开动脑筋。
The crowds concentrated round the palace.人群汇集在宫殿的四周。
I can't concentrate on my work when I'm tired.我累了就无法集中精力工作。
详细解释
con.cen.trate v.(动词)con.cen.trat.ed,con.cen.trat.ing,con.cen.trates v.tr.(及物动词) To direct or draw toward a common center; focus.集中:使指向或拖向同一个中心;聚集To bring into one main body:集于一体:例句:Authority was concentrated in the president.政权集于总统一身 To make (a solution or mixture) less dilute.浓缩:浓缩(溶液或混合物)v.intr.(不及物动词) To converge toward or meet in a common center.集中:集中或汇聚于同一个中心To increase by degree; gather:聚集:程度上增加;集中:例句:.Dusk began to concentrate into full night.(Anthony Hyde).薄暮开始凝聚成黑夜.(安东尼·海德) To direct one`s thoughts or attention:全神贯注:例句:We concentrated on the task before us.我们专注于眼前的任务 n.Abbr. conc.(名词)缩写 conc.A product that has been concentrated, especially a food that has been reduced in volume or bulk by the removal of liquid:浓缩品:经过浓缩后的产物,尤指除水后数量或体积减小的食物:例句:pineapple juice concentrate.菠萝浓缩汁 来源:From concenter 源自 concenter 【引伸】 con.centra.tive adj.(形容词)con.centra.tively adv.(副词)con.centra.tor n.(名词)