maintain的例句（maintain在句子中的用法）

• The idea is to maintain the regularity of the heartbeat. 问题就是要维持心跳的规律性。
• He racked no rents to maintain the expenses of his establishment. 他不向租户索取过高的租金来维持公司的开支。
• He has to maintain his wife and two children. 他必须养活妻子和两个孩子。
• Food is necessary to maintain life. 食物是维持生命所必需的。
• It's a policeman's job to maintain law and order. 警察的职责就是维护法制与社会秩序。
• It is clearly illogical to maintain such a proposition. 坚持这种主张显然是没有道理的。
• 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 company has struggled to maintain its domination in the marketplace. 该公司奋力维持其市场优势。
• She struggled to maintain the charade of not being afraid. 她竭力装出不害怕的样子。
• He can't maintain enough equilibrium to ride a bike. 他骑自行车不能保持平衡.
• But, in the interim, we obviously have a duty to maintain law and order. 但是，在过渡期间，我们显然有责任维护治安。
• Dr. DeLay cautioned countries to maintain against resurgent pandemic. 戴雷尔告诫各国应保持警惕,以防艾滋病的蔓延势头再度转强.
• What does the theory of plate tectonics maintain? 这板块构造学说的理论讲些什么?
• Police were sent for to maintain order. 请了警察来维持秩序.
• Policemen preserve [ maintain ] order in the streets. 警察在街上维持 秩序.
• May be relative to the bias connection to the remote parts to maintain. 可相对于连接件向远端偏压保持件.
• A few large hotels maintain their own workshops for such tasks as carpentry and upholstering. 个别大旅馆有专门的木工车间和装璜车间.
• Manned submersibles, like spaceships, must maintain living conditions in an unnatural environment. 载人的潜水器与宇宙飞船一样, 必须在非自然的环境下保持生存条件.
• Menstruating Women - to help maintain blood formation, to replace blood lost during the monthly cycle. 经期妇女 — 帮助维持血液形成, 以补充每月周期期间的血液损失.
• Local mandarin materials are immerged in the PYP framework to maintain pupils'good mandarin language skills. 合理使用本土教材,融相关内容于pyp课程中,为培养学生具有良好的汉语言能力打下基础.