con‧cen‧trate 1 S2 W2 AC / kɒns ə ntreɪt $ kɑn- / 动词

1 [不及物动词] to think very carefully about something that you are doing → concentration :

Now please concentrate.

Adrian was finding it difficult to concentrate.

concentrate on

Be quiet – let me concentrate on my homework.

2 [不及物和及物动词] to be present in large numbers or amounts somewhere, or to cause people or things to be present in large numbers or amounts somewhere → concentration

concentrate something in/at something

Italian industry is concentrated mainly in the north.

Construction of the aircraft is being concentrated at Prestwick.

concentrate in/at

Women concentrate in a small number of occupations.

3 something concentrates the mind if something concentrates the mind, it makes you think very clearly :

Relaxing in a Jacuzzi concentrates the mind wonderfully.

4 [及物动词] to make a substance or liquid stronger by removing some of the water from it → concentrated

concentrate (something) on something 短语动词

to give most of your attention or effort to one thing 同义词 focus on :

Doctors are aiming to concentrate more on prevention than cure.

concentrate your efforts/attention/energy/mind etc on something

I’m concentrating my efforts on writing my autobiography.