concentrate

过去式：

动词过去式: concentrated

更多词形：

形容词: concentrative | 副词: concentratively | 名词: concentrator | 动词过去式: concentrated | 动词过去分词: concentrated | 动词现在分词: concentrating | 动词第三人称单数: concentrates |

单词例句：

Birds concentrate (in places) where food is abundant.

鸟聚集在食物丰盛的地方。

I can't concentrate with you breathing down my neck.

你这样紧紧盯著我，使我精神无法集中。

Be quiet - let me concentrate on my homework.

请安静,让我集中精力完成作业。

He tried to concentrate on Thomson.

他尽力把注意力集中到汤姆森身上。

I'm trying to concentrate on my job right now.

我现在正试着要专心工作。

But I still can not concentrate my mind on read.

不过，我仍然不能集中心思读书。

Perhaps I was still looking at the world through jaundiced eyes, but I soon became unable to concentrate, to feel enthusiastic about the exam, or to see any future in the medical profession at all.

也许我当时仍是以失望的态度看待这个世界，但不久，我就无法集中精力，对考试全无热情，也看不到从医的前景。

We need to concentrate on the matter in hand.

我们需要关注手头的这件事情。

Some concentrate on capital growth.

有人注重资本增值。