concentrate-主題

concentrate

['kɔnsentreit]

v.專心, 集中, 濃縮 
n.濃縮物

例句與用法：

The threat of going bankrupt is very unpleasant but it certainly concentrates the mind.

即將破產的威脅雖令人極煩惱，但確也能逼迫人開動腦筋。

The crowds concentrated round the palace.

人群彙集在宮殿的四周。

I can't concentrate on my work when I'm tired.

我累了就無法集中精力工作。

詞形變化：

形容詞: concentrative | 副詞: concentratively | 名詞: concentrator | 動詞過去式: concentrated | 動詞過去分詞: concentrated | 動詞現在分詞: concentrating | 動詞第三人稱單數: concentrates |

英文解釋:

名詞 concentrate:

the desired mineral that is left after impurities have been removed from mined ore

同義詞：dressed ore

a concentrated form of a foodstuff; the bulk is reduced by removing water

a concentrated example

動詞 concentrate:

make (the solvent of a solution) dense or denser

direct one's attention on something

同義詞：focus, center, centre, pore, rivet

make central

同義詞：centralize, centralise

make more concise

同義詞：digest, condense

draw together or meet in one common center

compress or concentrate

同義詞：condense, contract

be cooked until very little liquid is left

同義詞：boil down, reduce, decoct

cook until very little liquid is left

同義詞：reduce, boil down

同義詞

focus | strengthen | think | thicken | intensify | condense | centre | centralize | distillate | essence | quintessence | converge | come together | consolidate | aggrandize | distill | about | think about | extract | compress | make | stronger | reduce | boil down | center | pore | rivet | contract | decoct | digest | centralise |

反義詞

deconcentrate | distract |

以上來源於大辭典