We insist that only professional, to concentrate on in order to enable customers peace of mind.

I can't concentrate on any work.

不能集中精力工作.

Back at home, I keep thinking of that boy; I cant concentrate on my teachers lecture.

在家, 我一直想着那个男孩, 所以无法专心在功课上.

Concentrate on selling them well.

集中出售.

I wish you'd concentrate on what I'm saying.

但愿你能集中注意力听我讲.

We should not just concentrate on one thing to the neglect of everything else.

不能只抓一头,把别的事都撇在一旁.

I think we should concentrate on one or two of the really big tournaments.

我想我们应该专攻一两项大比赛.

In a brief statement, he concentrated entirely on international affairs.

他作了一个简短的声明，集中阐述了在国际事务方面的立场。

Taste buds are concentrated at the tip and rear of the tongue and around its periphery.

味蕾集中于舌尖、舌根和舌头两侧。

The decor was meant to keep the mind concentrated on the making of money.

这样的装饰布局原本是想让人们把注意力集中在如何赚钱上。

Most development has been concentrated in and around cities.

土地开发主要集中在城市及周边地区。

She concentrated on the good parts of her trip instead of harping on about the bad.

她着重说了自己旅途中遇到的开心事，并没有唠叨那些不愉快的事。

They feinted and concentrated forces against the most fortified line of the enemy side.

他们虚晃一招，然后集中兵力攻打敌方最坚固的阵线。

He made a concentrated effort to finish the work on time.

他全力以赴以按时完成这项工作。

When the enemy's ships are all concentrated at the entrance to the harbor, it must mean trouble.

当敌人的船只都集结在港口时, 这肯定意味着要出事了.

Modern industry has been concentrated in a few urban centers.

现代工业全集中在几个市中心.

He was comparatively calm and concentrated in judging how to defeat his opponent.

他相对冷静沉着,聚精会神地判断如何打败对手.

Most of our forces have concentrated at the bridge.

我们大部分兵力都已集结在桥那里.

She turned the nozzle and the spray concentrated down to a stream.

她掉转喷嘴,让水花集中喷入小河.

He concentrated his attention on the question of technology.

他将注意力全都贯注在技术问题上.

He concentrated his pupils and declared the exciting news.

他把他的学生集中在一起,宣布了这条令人兴奋的消息.