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maintenance-free
['meɪntənənsfr'i:]
n. 不需维护的,不用维护的 adj. 免费维修
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runabout n. 流浪者;轻便小汽车;小型单座敞篷车 adj. 流浪的
disavow vt. 否认,否定;抵赖;拒绝对…的责任
clint n. [地质] 石芽;石灰岩岩脊;岩沟
pendulous adj. 下垂的,悬垂的;摇摆的
cofferdam n. 围堰;潜水箱 vt. 修筑围堰
revetment n. 护岸;拥壁;被覆
pitt n. 皮特(姓氏,特指英国政治家父子威廉姆斯皮特);皮特钻石(品牌名) abbr. 匹兹堡(Pittsburgh)
cca abbr. 常规军备委员会(Committee for Conventional Armaments);加拿大建筑协会(Canadian Construction Association);公用通信适配器(Common Communication Adapter)
universal n. 一般概念;普通性 adj. 普遍的;通用的;宇宙的;全世界的;全体的
musketry n. 步枪射击术;步兵部队;步枪
reversibility n. [数] 可逆性;可撤销;可反转性
numerous adj. 许多的,很多的
ammonia n. [无化] 氨,阿摩尼亚
Federated adj. 联邦的;联合的;结成同盟的 v. 结成同盟;按联邦制组织起来(federate的过去分词)
goalkeeping n. 守门
bromeliad n. 凤梨科植物
ingratiatingly adv. 讨好地;奉承地
limelight n. 石灰光,石灰光灯;众人注目的中心 vt. 使显露头角,使受到注目
rascally adj. 无赖的;卑鄙的 adv. 无赖地;卑鄙地
mineralogy n. 矿物学;矿物学书籍
考试词汇表
immediate constituent analysis
immediate definitive treatment
immediate device control block
immediate expression indicator
immediate generalized reaction
immediate intercross parentage
immediate predecessor relation
immediate respiratory reaction
immediate social form of labor
immediate transportation entry
immense aggregate of operation
immersed heat transfer surface
immersion dark field condenser
immersion liquid-quenched fuse
immersion pH-meter of industry
immersion type heating element
immersion type measuring chain
immersion water test equipment
immersion-type measuring chain
immune deficiency and dwarfism