而那些在几乎所有任务中都倾向于某一单侧的动物是怎样的呢？

And what of those animals who favour a specific side for almost all tasks?

youdao

做生意，一单是一单。

A deal's a deal.

youdao

今年欧洲船厂已经获得四个订单，而在2009年仅为一单。

Four orders have been placed with European yards this year, compared with one in 2009.

youdao

I just turned it on literally this morning to start playing and I'm on myself a couple of email lists, one of which had an email this morning saying, "Hey, has anyone tried this, it really kind of sucks."

今天早上我就碰到这样的情况了,我收到了两份邮件单，其中一份有一封邮件说，嗨，有人用过这个了吗，真是糟透了“

哈佛公开课 - 计算机科学课程节选

And, if you look carefully, it tries to give the sense of a one electron system.

如果你仔细的观察的话，它试图给人一种单电子系统的感觉。

麻省理工公开课 - 固态化学导论课程节选

It's a single gene defect and we know exactly where the genetic defect is in sickle cell.

是一种单基因缺陷,而且我们准确地知道,镰状红细胞贫血的基因缺陷在哪里

耶鲁公开课 - 生物医学工程探索课程节选