单词意思：
maintains
高中四级六级考研雅思
单词例句：
A sound person maintains their poise in the midst of a crisis、
成熟的人在危机中能保持镇定。
You guessed it: Costco maintains a member renewal rate of around 90%、
你猜对了：Costco保持着90%左右的会员续费率。
It 's important to maintain self confidence by being yourself around girls、
在与女生们交往的过程中做好自己、拥有自信是非常重要的。
Rather, Iran's current hard-line leaders need to publicly maintain some degree of anti-U、S、rhetoric to bolster their own position, especially with their conservative base, he said、
相反，最近伊朗强硬路线的领导人需要在公共意义上保持一定程度的在言辞上反美，为了使自己的立场较为正面，特别是基于他们的保守，他说。
The questions for an architect are which social puting tool to use personally to maintain influence as an architect, and how to use these tools in the organization、
架构师所面临的问题是，使用哪些社会计算工具以维护作为架构师的个人影响力，以及如何在组织中使用这些工具。
The APG-77 is a vital part of the F-22 \ 's ability to strike at enemies as well as maintain air superiority、
APG - 77是F - 22打击敌人以及维持空中优势能力的重要组成部分。
Beyond that, Washington has to maintain good relations with the AU to ensure the effectiveness of Afri as a key instrument of U、S、energy and counterterrorism policy、
除此之外，华盛顿必须和非盟保持良好关系以确保A fri作为美国能源和反恐政策的关键部门在非洲的办事效率。
In my opinion, the density of Perl 5's regular expressions is one of the reasons why the language is so powerful, while at the same time fairly hard to maintain、
我认为，Perl 5的正则表达式的晦涩，也正是这门语言如此强大的原因之一，尽管它同时还相当难以维护。
The KC-135's boom operator and aircrew use motion, shadows, and other visual cues to maintain flight safety during refueling、
KC-135加油机的加油操作员和机组人员使用姿态、阴影和其他视觉感知维护加油过程的飞行安全。
Because of the Lord 's eternal love for Israel, he has made you king, to maintain justice and righteousness、'
因为他永远爱以色列，所以立你作王，使你秉公行义。
The U、S、aims at establishing an European order and structure within the framework of New Atlanticismin order to maintain and strengthen its leadership role in European affairs、
美国力图在新大西洋主义框架上建立欧洲秩序和结构，保持乃至加强美国在欧洲事务中的主导地位；
American and British universities maintain their dominance of the chart this year, with the U、S、occupying 6 of the top 10 spots and the rest awarded to the UK、
今年，美国和英国的高校继续在排行榜上占据支配地位，美国占据了前10名中的6席，剩下的都授予了英国高校。
The U、s、central bank said Tuesday it would maintain "exceptionally low" interest rates at least until 2013、That appears to have rallied European markets、
美国中央银行星期二称，将维持“异常低的”利率，至少直到2013年。这一消息看来提振了欧洲股市。
U、S、agriculture must maintain its technological leadership、
美国农业应保持其技术上的领先地位。
He continued to maintain a neutral attitude toward both sides、
他对双方继续保持不偏不倚的态度。
Lifeline systems are infrastructures that maintain modern city 's function or economic function of a district、
生命线工程是维系现代城市功能或区域经济功能的基础性工程设施。
The S-VDR 2200 is designed to record and maintain a retrievable record of the ship 's navigation data、
的S - VDR的2200是设计用来记录和维护记录的导航数据检索的船舶。
We are willing to work with the U、s、side to further maintain and promote the "China-U、S、Strategic and Economic Dialogue" for more substantive achievements、
我们愿意和美方共同努力，继续保持和推动中美战略与经济对话，使之取得更多的实质性成果。
Whatever their merits or demerits, the traditional organizations went into steep decline during the 1950's and 1960's、The old organizations lost the ability to maintain internal discipline、
在1950年到1960年期间，无论他们的优点或缺点，传统组织急剧衰败。老一代组织丧失了维持内部纪律的能力。
We try to maintain quality but from our client 's point of view the chief factor is cost、
我们努力保持质量，但在当事人看来主要问题是成本。
It is important for the U、S、now to seek to transform its role from a power to contain North Korea to a force to help maintain peace in Northeast Asia、
对美国来说，它的角色现在应该转换了，即从已往发挥的对朝遏制力量换成韩半岛以及东北亚地区维护和平的力量。
The United States will maintain its membership in and mitment to UNESCO and we will consult with Congress to ensure that U、S、interests and influence are preserved、
美国将保持其在联合国教科文组织的成员资格，并继续履行向该组织作出的承诺，我们将与美国国会咨商，以确保美国的利益和影响力得到维护。
Traffic lights have been disabled、One area train has been derailed、The system that maintains our sewers has been tampered with、
交通信号灯失灵，一区列车脱轨。下水道维护系统遭到破坏。
《House of Cards Season 5》《纸牌屋 第五季》
Enter the Federal Aviation Administration, or FAA, which maintains our plex flight-management system today、Here's how it works、
进入联邦导航系统，它包括了我们现代复杂的航空管理系统，则是它的运作方式。
《America Revealed》《透视美国》
