这种下降并不是因为我们都变得懒惰了。

The decline is not because we have all become lazy.

youdao

有人能确定这种下降到底是由捕猎还是气候变化引起的吗?

Can anyone be sure if the decline is really caused by the hunting or by climate change?

youdao

分析师将这种下降归因于数字数据库和通信系统的进步等因素。

Analysts attribute the decline to such factors as advances in digital databases and communication systems.

youdao

Okay? So when you say that what you're doing is scientific in a context of this sort, you are making yourself vulnerable.

对吧？，所以在这种情况下你说自己所做的是科学的时,你就使自己站不住脚了。

耶鲁公开课 - 文学理论导论课程节选

And in this case, the tie-breaker goes to the molecule in which the negative charge is on the most electronegative atom.

而在这种情况下，我们需要进行“附加赛“,也就是看看分子中带有负的,形式电荷的原子是不是电负性最高的。

麻省理工公开课 - 化学原理课程节选

And some of them might be spinning clockwise, in which case, according to the right-hand rule we would consider them spin-down.

而另一些电子则是在顺时针自旋，在这种情况下，根据右手定理,我们会以为它是在向下转。

麻省理工公开课 - 固态化学导论课程节选