n. 1.保持，维持，保养；保管，保存，维护，维修；继续；支持的手段。 2.坚持；主张；拥护，支持。 3.扶养，供给；生活，生计。 4.【法律】对诉讼一方的非法援助；依法应负的对他人的赡养义务。 短语和例子 cost of maintenance维持费。 preventive maintenance预防性维修[检修]。 separate maintenance(给妻子的)分居津贴。 maintenance of membership 〔美国〕工会会员资格保留条款。 maintenance of possession 占有，保有，保全。 maintenance of way 【铁道】护路。
activity involved in maintaining something in good working order; "he wrote the manual on car care" 同义词：care, upkeep,
the unauthorized interference in a legal action by a person having no interest in it (as by helping one party with money or otherwise to continue the action) so as to obstruct justice or promote unnecessary litigation or unsettle the peace of the community; "unlike champerty, criminal maintenance does not necessarily involve personal profit" 同义词：criminal maintenance,
the act of sustaining life by food or providing a means of subsistence; "they were in want of sustenance"; "fishing was their main sustainment" 同义词：sustenance, sustentation, sustainment, upkeep,
court-ordered support paid by one spouse to another after they are separated 同义词：alimony,
means of maintenance of a family or group
例句与用法
1.
Other maintenance departments had pitched in . 其他维修部门纷纷出动。
2.
Maintenance snow crews were nearing exhaustion . 雪天维修人员快被拖垮了。
3.
Above them was the maintenance room . 他们的头顶上是给养室。
4.
His main theme was maintenance of american neutrality . 他的主要论点是维持美国中立。
5.
A coveralled maintenance worker ran into the lobby . 一个穿着工作服的保养工奔进门厅。
6.
Maintenance of humidity is vital for ciliary function . 保持湿度对纤毛功能来说十分重要。
7.
To investors he promised maintenance of the gold standard . 他向投资者保证维持金本位制。
8.
Often, the pcv filter does not receive regular maintenance . 一般来说，PCV滤清器不需要定期维修。
9.
Both have their due office and place in the maintenance of religion . 二者在护持宗教上都有相当的责任和地位。
10.
A maintenance switchdown had been ordered at minimum load hour . 一次维修停电已经奉命在发电量最少的时间施行。
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