to maintain

He excused himself by saying he was 'forced to rob to maintain my wife and cat'

他辩解说自己是“为了供养妻子和猫儿被迫去抢劫的”。

Her income was barely enough to maintain one child, let alone three.

她的收入养活一个孩子几乎都不够，更不用说三个了。

Germany and France pledged to maintain the differential between their two currencies.

德国和法国承诺保持两国货币之间的差别汇率。

conservatives who want to maintain the status quo

想维持现状的保守派

The house costs a fortune to maintain.

维修这幢房子花销不菲。

But in order to maintain a credible threat of intervention, we have to maintain a credible alliance.

然而，为了保持确实有效的干预威胁，我们必须维持可靠的联盟。

It was difficult to maintain a secure foothold on the ice.

在冰上不容易站稳脚。

We aim to maintain high standards of customer care.

我们的宗旨是始终以高标准为顾客服务。

Japan is thus favourably placed to maintain its lead as the most successful manufacturing nation.

这样，作为头号制造业强国，日本在保持其领先地位方面十分有利。

This may help to maintain the gains you've made and to prevent backsliding.

这或许有助于保持你所取得的进展，防止倒退。

It costs five thousand dollars a year to maintain this house.

管理维修这所房子,每年要花5000美元.

the failure of the United Nations to maintain food supplies

联合国未能维持粮食供应

Vast sums are needed to maintain the infrastructure.

保养基础设施需要巨额款项.

The idea is to maintain the regularity of the heartbeat.

问题就是要维持心跳的规律性.

Their commitment was only to maintain the extent of forests, not their biodiversity.

他们仅承诺维持现有森林面积，并不保证林区生物的多样性。

The UN is trying to maintain a dead zone between the warring groups.

联合国正试图在交战方之间保留隔离带。

The company has struggled to maintain its domination in the marketplace.

该公司奋力维持其市场优势.

It's hard to maintain competitive pricing.

维持具有竞争力的定价非常困难。

The house is large and difficult to maintain.

房子很大，难以养护。

The superpowers pledged to maintain symmetry in their arms shipments.

超级大国承诺在武器运输方面要保持数量均衡。

The government struggled to maintain law and order.

政府努力维持治安。

to maintain prices (= prevent them falling or rising)

维持价格的稳定

He has to maintain a large family on a small salary.

他不得不依靠很少的工资养活一家人.

She struggled to maintain the charade of not being afraid.

她竭力装出不害怕的样子.

We must do our best to maintain sales at their usual rate.

我们要尽力使销售额保持在平日的水平上.

The authorities have said they will attempt to maintain essential services.

当局已表示他们将努力维持公共基础服务。

The pilot throttles back slightly to maintain level flight.

飞行员稍稍减速，以保持水平飞行。

to maintain law and order/standards/a balance

维持治安；保持水平 / 平衡

The psychiatrist must learn to maintain an unusual degree of objectivity.

精神科医生务必要学会保持超乎寻常的客观态度。

He has the power to use force to maintain public order.

他掌握着动用武力维持公共治安的权力。