No, turbulence is just the equalization of diurnal temperature variations in the atmosphere.

，气流只是大气之中昼夜温度的变化而已。

Ring-tailed Lemurs are actually diurnal, or daytime animals.

环尾狐猴实际上是昼行动物。

The extinct owl belongs to clade Surniini which contains most living diurnal owl species.

已经灭绝的头鹰属于头鹰群 Surniini，它包含了大多数活着的昼行头鹰物种。

Paleoanthropologists found the newly identified diurnal owl lived around 6 million years ago in the late Miocene period.

古人类学家发现这种新发现的昼夜头鹰生活在大约 600 万年前的中新世晚期。

The specimen is close to the northern hawk owl, a medium-sized owl of the northern latitudes, non-migratory and diurnal.

标本接近北鹰鸮，北纬中等体型头鹰，非洄游性，白天活动。

It likes distinct diurnal rhythms, so differentials between day and night.

它喜的昼夜节律，因此白天和黑夜之间存在差异。

Our interest is not so much in that diurnal or daily variation.

我们感兴趣的是那种昼夜或每日变化。

Their interest is not so much in diurnal or daily variation.

他们感兴趣的是昼夜或每日变化。

Animals can also be diurnal and nocturnal.

动物也有昼行性和夜行性之分。

Diurnal animals are those that are active during the day.

昼行性动物是指那些在白天活动的动物。

So as you mentioned in the, we're a diurnal species.

所以正如你提到的，我们是昼行性物种。

There's a whole host of downstream problems from dysregulated cortisol, dysregulated diurnal patterns of cortisol.

皮质醇失调以及皮质醇日节律失调会带来一系列后续问题。

I know you can be nocturnal or you can be diurnal.

我知道你可以是夜间活动的，也可以是白天活动的。

The crucial point was that unlike their primate cousins monkeys and apes which are mainly diurnal.

关键点在于，与它们主要昼行性的灵长类亲戚猴子和猿。

The new sensors record each insect as it arrives revealing diurnal and nocturnal patterns of activity.

新的传感器记录每一只昆虫到达的情况，揭示了昆虫的日间和夜间活动模式。

We're interested in diurnal, that is daily, variation.

我们关注的是昼夜，也就是每日，的变化。

So, diurnal is active during the day, and nocturnal is active during the night.

因此，昼行性动物在白天活跃，而夜行性动物则在夜间活跃。

We're interested in diurnal, I mean daily, variation.

我们感兴趣的是昼夜，我是说每日，变化。

For decades, scientists believed dinosaurs were diurnal and the tiny mammals were nocturnal.

几十年来，科学家们认为恐龙是白天活动的，而那些小型哺乳动物则是夜间活动的。

Listen again for what diurnal means.

再听一遍什么是昼夜变化。