So water can drip out at a constant rate.

所以水可以以恒定的速度滴出。

Because some of these forces occur at largely constant rates, the behavior of the plates is somewhat cyclical.

因为某些作用力大部分时间是以恒定速率发生，所以板块的活动状态有些周期性。

One caveat with these findings is that they assumed a constant rate of subsidence over the next 100 years, but these rates can change along with human activity.

这些发现中需要注意的一点是，他们假设未来100年下沉的速度是恒定的，但这些速度可能会随着人类活动而改变。

Great care must be utilized, even before serious learning can begin, that all levels of the personality develop at a more or less constant rate.

必须非常小心，甚至在认真学习开始之前，人格的各个层面都以或多或少恒定的速度发展。

The scientists discovered that the waves move back at a constant rate, which means that they can estimate how long it takes for the change in speed to travel all the way through the crowd.

科学家们发现， 波浪以恒定的速度向后移动，这意味着他们可以估计速度的变化在人群中一路传播需要多长时间。

Time is always passing for all of us, all the time, at a constant rate of one second per second, in this constantly evolving instant called " now" , between a past that we can remember and a future which we can not.

我们所有人的时间总是在以每秒一秒的恒定速度流逝，在这个被称为“现在”的不断进化的瞬间，在我们能记住的过去和我们不能记住的未来之间。