The sky is overcast with clouds and the rain is ceaseless.

云雾遮满天空，雨也不停地下。

So it is dark overhead and overcast.

所以天气是多云而且乌云密布。

It was overcast, but not raining yet.

天阴沉沉，但没在下雨。

Overcast means that the sky is very dark.

阴沉指是天空很暗。

Now let's first start with the word overcast.

我们先从阴沉这个词开始。

They finished lunch and went outside into the overcast courtyard.

他们吃完饭，走到阴云笼罩院子里。

Even on overcast days, sunlight is much brighter than standard indoor lighting.

即便在阴天，日光也比普通室内灯光要强。

Under an overcast sky, cranes and flatbed trucks hauled mangled cars away.

今天乌云密布，工作人员利用吊车和平板卡车将变形火车厢拖走。

To say that it is overcast means that the clouds are covering the sky.

overcast 意思是有很多云遮盖了天空。

Heathcliff's face brightened a moment; then it was overcast afresh, and he sighed.

希刺克厉夫脸色开朗了一下，随后又阴沉下来，他叹气。

But sometimes it is overcast and I like that.

但有时是阴天，我喜欢。

In the second half of the week, we will see overcast skies with scattered thunderstorms.

下半周，我们将看到阴天，有零星雷雨。

And from my window I can see that it's very overcast and dark overhead.

透过我窗户，我可以看到天气是多云而且乌云密布。

With no moon in sight and an overcast sky, the walk back home was melancholy.

天空阴沉沉，看不到月亮，我在回家路上郁郁寡欢。

The sky was overcast with clouds, and there was a mist hanging over the city.

天空乌云密布，城市上空笼罩着薄雾。

Oh, sometimes it can be very overcast and you can't see the sky.

哦，有时可能会非常阴沉，你看不到天空。

It was six o'clock. I found the weather overcast, the sea gray but calm. Hardly a billow.

这时是早晨六点。我看见天是阴，海也发暗，但相当平静。差不多没有波浪。

With those, solar panels will be able to absorb much more sunlight, and even when it's overcast.

使用这种材料，太阳能板可以吸收更多光能，并且不受阴天影响。

This technology, unlike photovoltaic cells, can generate energy even when the sky is overcast or at night.

与光伏电池不同是，即使是阴天或晚上这种技术也可以产生能量。

It was already night, cold and cheerless, the heavens being overcast with clouds which seemed to threaten snow.

这时天已黑了，寒冷和黑暗笼罩着大地，天空乌云密布，看样子将要下雪。