| 释义 |
con·tin·u·al AHD[kən-tĭnʹyo͞o-əl] D.J.[kənˈtɪnjuːəl]K.K.[kənˈtɪnjuəl]adj.（形容词）- Recurring regularly or frequently:有规律地或经常地再发生：the continual need to pay the mortgage.必须经常偿付抵押
- Not interrupted; steady:不间断的；稳定的：continual noise; a continual diet of vegetables.连续不断的吵杂声；长期吃素
continʹually adv.（副词）continual, continuous, constant, ceaseless, incessant, perpetual, eternal, perennial, interminable- These adjectives are compared as they mean occurring over and over during a long period of time.这些形容词可以互相比较，它们都表示在一段长时期内一再发生的。
- Continual can connote absence of interruption ( Continual 可能意味着不存在间断（ lived in continual fear) but is chiefly restricted to what is intermittent or repeated at intervals ( 生活于缠绕心头的恐惧之中） 但它主要限于间歇性的或每隔一段时间重复的东西（ the continual banging of the shutter in the wind). 百叶窗在风中不时呼呼作响）。
- Continuous implies lack of interruption in time, substance, or extent: Continuous 含有在时间、物质或广度上没有间断的意思： She suffered a continuous bout of illness lasting six months.她患病发作已持续了六个月。The horizon is a continuous line.地平线是一条不断延伸的直线。
- Constant stresses steadiness or persistence of occurrence and unvarying nature: Constant 侧重于事件发生的稳定性和持续性以及经久不变的特点： the constant chatter of the monkeys in the zoo;动物园里猴子不停的吱吱声；constant repetition of the exercise.不断重复练习。
- Ceaseless andincessant pertain to uninterrupted activity: Ceaseless 和incessant 与连续的活动有关： the ceaseless thunder of the surf against the rocks;海浪不断拍打礁石的隆隆声；incessant questions.一刻不停的提问。
- Perpetual emphasizes both steadiness and duration: Perpetual 强调稳定性及持久性： a perpetual struggle;长期的斗争；a perpetual stream of visitors.接连不断的来访者。
- Eternal refers to what is everlasting, especially to what is seemingly without temporal beginning or end: Eternal 指永久性的，尤指那些看上去似乎在时间上没有开端和结束的事物： "That freedom can be retained only by the eternal vigilance which has always been its price" (Elmer Davis). “那种自由只有通过长期的警戒才能保持，而这种警戒就是它的代价” （埃尔默·戴维斯）。
- Perennial describes existence that goes on year after year,often with the suggestion of self-renewal: Perennial 形容一年年持续存在的事物，常常含有自我更新的意思： wished for perennial youth;渴望青春常在；the perennial problem of urban poverty.始终未能解决城市的贫困问题。
- Interminable refers to what is or seems to be endlessand is often applied to something prolonged and wearisome: Interminable 表示没完没了的或看上去没完没了的东西，常指延续时间很长且令人厌倦的事物： interminable talk;冗长不堪的谈话；an interminable argument. 没完没了的争论
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