The gradient of the code equals delta Y over delta X, right.

斜率等于△y/△x，好了。

And rising sea levels have increased the amount of salt in the river's large delta.

海平面上升增加了河大角洲盐分含量。

Bangladesh has many deltas from rivers that flow through it from India and toward the sea.

孟加拉国有许多角洲，印度河于此并向大海。

The Perseverance rover is headed for an area on the edge of an ancient river delta.

“毅力”号火星车正前往位于古老河角洲边缘区域。

NREM-3 comes with slow rolling delta waves.

NREM-3期特点是缓慢delta波。

Here, in the southern region of the park, is one of the largest inland deltas in the world.

这里，公园南部地区是世界上最大内陆角洲之一。

The country lies along the delta of three major European rivers.

这个国家位于欧洲条主要河角洲沿线。

The ALAS2 gene is involved in coding for delta ALA synthase.

ALAS2基因参与编码Delta-ALA合酶。

And is this being driven by the very contagious delta variant?

这是由传染性很强德尔塔变异毒株吗？

The term " delta" is in an earlier paragraph, too.

“Delta”一词也出现在前面一段中。

Mr Gulliver plans a big push in the Cantonese-speaking Pearl River delta.

欧智华先生在珠角粤语区制定了极大力度推进计划。

And as your sleep deepens, your brain moves to longer delta waves.

随着睡眠加深，你大脑会向更长波移动。

Past cyclones in this low-lying area of river deltas have killed thousands.

此前气旋曾在这一低洼角洲地区造成数千人死亡。

The question, of course, is whether delta at all changes the dynamic. Here's Celinda Lake.

当然，问题是“德尔塔”变种是否会改变这一动态。以下是塞琳达·莱克所说。

And studies have shown that vaccines work against variants, including the delta variant.

研究表明，疫苗可以对抗变体，包括德尔塔变体在内。

A nearby cemetery looked more like a river delta, water streaming around headstones.

附近一个墓地看来更像是一个河角洲，墓碑都被水包围。

Most of the cases have been confined to the Yangtze River delta region.

大多数确诊病例分布在长角地区。

We even have an example with The Red Stone area as a river delta.

我们甚至有一个红石区作为河角洲例子。

This is because those areas, called deltas, contain higher levels of ancient microbes to study.

这是因为这些被称为角洲区域含有更多需要研究古代微生物。

The river system, called a delta, rises more than 40 meters above the crater floor.

这条河系被称为角洲，高出弧坑底部40多米。