That first touch of ice apparently triggers a biological response inside the frog.

青蛙第一次接触到冰显然会触发其体内的生理反应。

youdao

The sulfur leaves a pale yellow stain on the ice, and scientists say it's a clear sign of biological activity.

它是地球上人们已知的唯一一个天然温泉中的硫磺沉积于冰面的地方。 硫磺在冰面上形成了一个浅黄色的斑点，科学家说这是生物活动的明显标志。

youdao

Barely a month old, she fell into an ice age muddy river some 40, 000 years ago, where a biological twist of fate led to her being almost perfectly preserved.

在约四万年前的冰河时期，刚刚满月的她就陷入一条泥河里。 就在那里，主宰生物界曲折变迁的命运之神居然让她几近完好地保存了下来。

youdao

There are panoramic aerial battles on Krypton, there are touching moments between young Clark Kent and both his biological and adoptive fathers, there are close-ups of a fist pounding into ice, and there is lots and lots of big-budget flying.

NPR: 'Man Of Steel' Promises Poignancy From Superman