constant
- adj. 不变的;经常的
- n. 常数;恒量
详细释义
- 不变的,固定的,恒定的,一定的,始终如一的,恒久的
- <书>忠诚的,忠贞不渝的,忠实的
- 不停的,接连不断的,持续的,不断的,连续发生的
- 不屈不挠的
- 重复的
- 稳定的
- 不变的事物,不变物
- 【数、理】常量,常数,恒量,衡量
- 恒定(值),不变值
- 系数
- 率
- 【语法】定项
- 持久
- Benjamin Constant(Henri Benjamin Constant de Rebecque)贡斯当(1767-1830,法国作家、政治家,原籍瑞士)
- 常量绝对常数(absolute constant)
- 常量任意常数(arbitrary constant)
- 常项
- 始终如一的,恒久不变的 fixed or unchanging
- 不断的,连续发生的 continually happening or repeated; regular
- 忠实的,忠诚的 loyal; faithful
英英释义
-
a quantity that does not vary
-
a number representing a quantity assumed to have a fixed value in a specified mathematical context;
"the velocity of light is a constant"
-
unvarying in nature;
"maintained a constant temperature"
"principles of unvarying validity"
-
steadfast in purpose or devotion or affection;
"a man constant in adherence to his ideals"
"a constant lover"
"constant as the northern star"
-
uninterrupted in time and indefinitely long continuing;
"the ceaseless thunder of surf"
"in constant pain"
"night and day we live with the incessant noise of the city"
"the never-ending search for happiness"
"the perpetual struggle to maintain standards in a democracy"
"man's unceasing warfare with drought and isolation"
"unremitting demands of hunger"
双语例句
- 1. There was constant jeering and interruption from the floor.
- 议员席上不断有人在嘲讽和打岔.
来自柯林斯例句
- 2. It's a constant struggle to try to keep them up to par.
- 要让他们达标,需要不断努力。
来自柯林斯例句
- 3. Constant wheelchair use will scuff almost any floor surface.
- 任何地板上经常有轮椅走动几乎都会有所磨损。
来自柯林斯例句
- 4. The weather is a constant topic of conversation in Britain.
- 在英国,天气是交谈中永恒的话题。
来自柯林斯例句
- 5. An automatic voltage regulator ensured a constant output from the generator.
- 一个自动电压调节器保证了发电机电流输出的稳定。
来自柯林斯例句
- In our world nothing seems constant.
在我们这个世界上似乎没有东西是永恒不变的。 - The birth rate in this city is almost constant.
这城市的出生率几乎是不变的。 - The machinery requires constant maintenance.
这些机器需要经常保养维修。 - The constant friction between the young couple finally caused divorce.
小夫妻俩之间经常的冲突终于导致了离婚。 - The speed of light is an important constant.
光速是一个重要的常数。 - The size can be set only as a constant.
大小只能被设置为常数。 - This quantity is called the universal gas constant.
这个量叫做普适气体恒量。
- Keep the chemicals at a constant temperature.
把这些化学用品保持在恒温中。 - Her constant nagging drives me crazy.
她不停地唠叨使我发狂。 - The seeing eye dog was the blind man's constant companion.
导盲犬是盲人的忠实伙伴。 - In our world nothing seems constant.
在我们这个世界上,似乎没有东西是永恒不变的。 - In history, change is constant.
在历史上变化是不断的。 - He alone remained constant.
只有他一个人忠贞不渝。 - They were constant in friendship.
他们之间的友谊永恒。 - He is constant to his friend.
他忠于朋友。
用法讲解
- continual,continuous,successive,constant,persistent
-
- 这些形容词均有“连续的”、“不断的”之意。
- continual强调重复或持续发生,但连续之间允许有间断。
- continuous语意最强,强调在时间和空间上没有间断。
- successive强调事物一个接一个地发生,无间断。
- constant多指习惯性的重复和不变的持续。
- persistent普通用词,可指不懈的努力,也可指任何连续不断或重复出现的事物。
词源解说
- ☆ 14世纪晚期进入英语,直接源自拉丁语的constantem,意为平稳的。
- constant friend 忠实的朋友
- constant nagging 不停地唠叨
- constant temperature 恒温