constant

constant

['kɔnstənt]

adj.不变的, 经常的
n.常数, 恒量

例句与用法：

This has been a timely reminder of the need for constant care.

这件事适时地提醒我们要时时谨慎。

The children's constant chatter was irritating.

那些孩子们喋喋不休的说话声使人心烦。

The fear of being discovered was his constant companion.

他总提心吊胆的，担心被人发现。

She feels wearisome by the constant noise.

她很厌烦那些没完没了的嘈杂声。

In computer graphics, to enlarge or reduce all or part of a display image by multiplying their coordinate by constant values.

在计算机图形学中，以常数值乘以图象的坐标来放大或缩小全部或部分显示图象。

A constant, or field, usually at the top of a page or display, that identifies the information on the page or display.

通常出现在页面或显示屏顶部的一种常数或字段，用于标识页面或显示屏的信息。

The machinery requires constant maintenance.

这些机器需要经常保养维修。

He drove at a constant speed.

他以稳定的速度开车。

词形变化：

副词: constantly |

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a.

1. 固定的, 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。

2. 不停的, 接连不断的, 持续的

He hates his wife's constant nagging.

他讨厌他妻子唠叨不休。

3. 【书】忠诚的, 忠贞不渝的

He remained constant till death.

他至死忠贞不渝。

n.[C]

1. 【数】【物】常数, 衡量

The speed of light is an important constant.

光速是一个重要的常数。

2. 不变的事物