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

不，气流只是大气之中夜温度的变化而已。

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

已经灭绝的猫头属于猫头 Surniini，包含了大多数活着的行猫头物种。

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

标本接近北鸮，北纬中等体型猫头，非洄游性，白天活动。

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夜猫头生活在大约 600 万年前的中新世晚期。

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

我们感兴趣的是夜变化，也就是每天的变化。

Listen again for what diurnal means.

再听一遍夜的意思。

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

喜欢不同的夜节律，因此白天和黑夜之间存在差异。

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

我们对夜变化感兴趣，我的意思是每天变化。

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

我们的兴趣并不在于那种夜变化变化。

Other places, like the Gulf of Mexico, have 'diurnal' tides—one high tide and one low tide each day.

其他地方，如墨西哥湾，有“夜”潮汐 - 每天一次高潮和一次低潮。

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

他们的兴趣不在于夜变化。

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

几十年来，科学家们一直认为恐龙是夜活动的，而小型哺乳动物是夜间活动的。

He's diurnal, the attacks occurred during the day So the vehicle may be related to his work, possibly a company car or truck.

他白天作案 这几次袭击都是白天发生的所以他的车可能跟他的工作有关 可能是公车者卡车。

Science could prolong the night, but only for a little, and those high hopes of neutralizing the earth's diurnal revolution had passed, together with hopes that were possibly higher.

科学能够延长夜晚，不过只能延长一点点，那些想要抵消地球的每转动的太高的希望，已经同那些可能还要更高的希望一起逝去了。

Even the eyes of mammals that were diurnal—active only during the day—had certain characteristics of nocturnal eyes, like those of creatures who are active at night.

即使是夜活动的哺乳动物的眼睛——只在白天活动——也具有夜间活动的眼睛的某些特征，就像在夜间活动的生物的眼睛一样。

" The light-dark cycle would be that primary cue, and that's what's kind of surprising that an animal can be nocturnal under some conditions and diurnal in the other."

“光暗周期将是主要线索，动物在某些条件下可能是夜行性的，而在另一种条件下可能成为行性的，这有点令人惊讶。”

One 2012 study analyzed the eye shape of 266 species of mammals and found little difference in the eyes regardless of whether the animals were nocturnal or diurnal.

2012 年的一项研究分析了 266 种哺乳动物的眼睛形状，发现无论这些动物是夜间活动还是白天活动，们的眼睛几乎没有差异。

Even if researchers can't say if either Repenomamus was nocturnal or diurnal, they still don't fit the picture of meek mammals hiding away from the hungry dinos.

即使研究人员不能确定 Repenomamus 是夜间活动还是夜活动，们仍然不符合温顺的哺乳动物躲避饥饿的恐龙的画面。

Walls noted that many diurnal mammals had large corneas, fewer types of photoreceptor cells to see colors, and a tapetum lucidum—a reflective surface that increases light absorption by the retina.

Walls 指出，许多夜活动的哺乳动物都有大角膜、较少类型的感光细胞来识别颜色，以及绒毡层——一种增加视网膜对光吸收的反射表面。

At which point, the souls are led to the plain of Lethe to drink the waters of forgetfulness, which is why we have no recollection of the afterlife in our diurnal existence.

那时，灵魂被引导到忘川平原喝遗忘之水，这就是为什么我们在白天的存在中没有来世的回忆。