Duels, murder, and feuding were constants in the Highlands.在苏格兰高地, 决斗、谋杀和世仇是永恒不变的事情。

Despite the instability of her life, there remained two constants: she took mass at St Matthew's and tea at the House of Lords.尽管她的生活变化无常, 但是总有两件雷打不动的事：去圣马太教堂做弥撒以及去上议院喝茶。

In the world of fashion it sometimes seems that the only constant is ceaseless change.在时尚界, 有时似乎唯一永恒不变的东西就是不断的变化。

The velocity of light is a constant.光速是个常量。

Inflation is a constant threat.通货膨胀的威胁是始终存在的。

She suggests that women are under constant pressure to be abnormally thin.她认为女性总是处于需要保持骨感身材的压力之下。

I wanted you out of my sight. You were a constant reminder of my weakness, my cowardice.我要你从我的视线中消失。你的存在让我不断想起我的脆弱、我的怯懦。

He had a constant stream of visitors.他的访客络绎不绝。

His condition has made life a constant struggle.他的健康状况使他的人生变成了一场永不停息的斗争。

the constant battle to keep his weight near 10st为使体重保持在10英石(63.5公斤)左右的持续斗争

The job market is in a constant state of flux.就业市场处于永恒的变动之中。

a constant source of encouragement and advice鼓励和建议的不断的源泉

a constant supply of fresh fish源源不断的鲜鱼供给

He has been constant in his friendship.他始终忠于友谊。