An unvaried pall of cloud muffled the whole expanse of sky from zenith to horizon.

一望无际的云幕蒙住了从天顶到地乎线的整个夜空。

It is an improvement with comparison to the unvaried transistor voltage regulators.

这比起模拟调压器只能以固定参数进行电压调节，无疑是一个进步。

Monotone refers to a sound, for example speech or music, that has a single unvaried tone.

指声音的单调，例如演讲或音乐，只有单一音调。

So here, I chose to crop out most of the sky as it would just look unbalanced to have such an unvaried texture taking up a large portion of my image.

所以我选择裁掉大部分天空，因为让一片没有变化的材质占据画面的一大部分会显得不平衡。

There should be no united timing records on timecards, i. e. , unvaried starting time and ending time for several consecutive days for the several employees.

不能有统一的打卡记录，即不能有某些员工有连续几天的上下班时间都是一样的。