maintain 四级六级

She maintained her composure, though with difficulty, throughout the trial.

尽管十分困难，她在这场磨难中还是保持冷静。

She maintains that the accusation is groundless.

她坚持该指控是毫无根据的。

Bonafides trover is an important rule in property rights, aiming at maintaining the trade security.

善意取得制度是物权法中的一项重要制度,旨在维护交易安全。

The government have been accused of maintaining a news blackout over election fraud.

有人指责政府封锁有关选举舞弊的新闻报道。

As wave crested the sailor grab onto the handspike to maintain balance.

起浪时水手抓住绞盘棒以保持平衡。

Plato even maintains religion to be the chief aim and scope of human life.

柏拉图甚至强调宗教是人生的主要目的。

The trophectoderm maintains the pressure by pumping the fluid into the caity.

滋养层通过向腔内泵入液体来维持这种压力。

We manufacture and maintain mixer tank for Rinker Materials.

为瑞科尔公司制造并维修搅拌罐。

For three nights, the shepherd maintained his lonely vigil.

牧羊人孤零零地连续看守了三个晚上。

The conservatives are keen to maintain the status quo.

保守派热中于维持现状。

Should make the patient maintains lukewarm thaw quiet, can give when necessary tranquillizer and aconite.

应使病人保持温暖和安静，必要时可给以镇静剂和止痛剂。

She maintained her serious mien until the interview was over.

直到访问结束她一直保持严肃的态度。

The country maintains military bases on foreign soil.

那个国家在国外设有军事基地。

She struggled to maintain the charade of not being afraid.

她竭力装出不害怕的样子。

The proposal is annual and cerated maintain twice.

建议每年上蜡保养两次。

It is clearly illogical to maintain such a proposition.

坚持这种主张显然是没有道理的。

We maintain cordial relations with our neighbors.

我们与邻里保持亲切友好的关系。

Though the analysis of the concrete track crosstie dehiscence, a new maintaining method is provided.

介绍了混凝土轨枕伤损的类型及其原因，并推出了一种适合混凝土轨枕线路特点的养护作业方法。

The socioligist maintained that a demotic society would lower the nation's standards.

这个社会学家认为平民社会会降低国家的素质。

The nuclear deterrent has maintained an uneasy peace.

核威慑一直使和平处于不稳定状态。