In spring it is known as the vernal equinox, and in fall the autumnal equinox.

天是，秋天是秋。

One day before the vernal equinox. Dad? - Yeah. Mark that.

点的前一天 爸? - 画个记号。

Happening on March 20th this year, the vernal equinox marks the start of spring.

在今年的3月20日，标志了天的开始。

Ten-second trivia: The vernal equinox marks the start of what season?

十秒冷知识速答：标志着什么季节的开始？

And if vernal pools had a mascot, it would probably be these fairy shrimp.

如果池有吉祥物的话，可是这些仙女虾。

April Fools Day is also been linked to the vernal equinox and the start of spring.

愚人节也被用来庆祝和天的开始。

A wish to shout and sing, As, filled with hope and gladness, We hail the vernal Spring.

我们多么想大声呼唤和歌唱，我们呼唤天来了，心中充满了希望和喜悦。

Collinge studies these electric yellow flowers that bloom as vernal pools dry up.

科林的是池干涸时绽放的电黄色花朵。

If there's one thing that unites a lot of the creatures living in vernal pools, it's their extreme lifestyle.

如果说有一件事将很多生活在池中的生物连在一起，那就是它们极端的生活方式。

And maybe that's why I'd never even heard of this place or vernal pools at all.

也许这就是为什么我从来没有听说过这个地方或池的原因。

Yesterday was officially the autumnal equinox in the northern hemisphere, and the vernal or Spring equinox in the southern one.

昨天是北半球的秋，南半球的。

Pecking vernal mud in, young swallows come and go.

谁家新燕啄泥。

Exactly.... and we're incredibly happy to be the repository for vernal pool fairy shrimp in southern California.

没错。我们非常高兴成为南加州池仙女虾的储存地。

Vernal pools occur on these mesa tops, which were once at the bottom of an ocean.

池出现在这些台地的山顶上，而那里曾经是海底。

Simply put, the Songkran Festival is a celebration of the vernal equinox.

简单地说，泼水节是庆祝的节日。

So for me, the Hockomock swamp, and these vernal pools are really where it all started.

所以对我来说，霍克莫克沼泽和这些天的水池确实是一切的起点。

Vernal pools occur on these mesa tops, which were once at the bottom of an ocean.

黑色：这些曾经位于海底的台地顶部出现了季池塘。

Exactly... and we're incredibly happy to be the repository for vernal pool fairy shrimp in southern California.

Wall：正是… … 我们非常高兴成为南加州池仙女虾的储存库。

Intagliata: The vernal pools became farmland, houses, shopping centers.

Intagliata：天的水池变成了农田、房屋和购物中心。

And all that rain's been a really good thing for what I came to see: vernal pools.

而对于长池——我要看的东西——来说，这些雨水是个好事。