甚至有一种理论认为手机要对蜜蜂的消失负责！

There's even one theory that mobile phones should be responsible for the disappearance of bees!

youdao

有一种理论认为，我们做梦是为了释放深藏的、隐秘的欲望。

One theory is that we dream to release the deep, secret desires.

youdao

有一种理论认为，两足动物的进化与核心家庭有关：一夫一妻制的父母合作照顾他们的后代。

One theory is that bipedality evolved in conjunction with the nuclear family: monogamous parents cooperating to care for their offspring.

youdao

Because certainly there is a theory that art's main function is to provide succor and solace in this "vail of tears". -Right.

因为确实有一种理论认为艺术的主要,功能是提供帮助与安慰,因为世界纷繁而痛苦，-对的。

普林斯顿公开课 - 人性课程节选

After his mother died, and so one theory is the role in his life is his mother and his loss of her.

他母亲去世后，有一种理论说,他的母亲和母亲的死在他生活中起了重要作用。

麻省理工公开课 - 电影哲学课程节选

But there's a theoretical framework, and it will catch up with the French monarchs, among others, later-- that the ruler must be a father, a benevolent figure.

不过,有一种理论框架,使法国的君主终自食恶果,这种理论认为统治者必是父亲一样善良的人

耶鲁公开课 - 欧洲文明课程节选