It should be noted that the two groups of children had been carefully matched by the investigators so that they were comparable in age, ethnicity, race, and social class.

值得注意的是，调查人员对这两组儿童进行了仔细的比对，以便他们在年龄、民族、种族和社会阶层方面具有可比性。

youdao

What's interesting about this kind of theorizing is it gives rise to many different combinations that can be quite interesting when you break them down and start to look at them carefully.

这种理论的有趣之处在于它促使许多不同的组合产生，而当你将它们分解并开始仔细观察时就会变得非常有趣。

youdao

The spraying of pesticides can be carefully planned, but accidents, weather conditions that could not be foreseen, and pilot errors often cause much larger deposits of spray than they had anticipated.

杀虫剂的喷洒可以经过周密的计划，但意外事故、无法预见的天气状况以及飞行员的失误往往会导致比预期更多的喷洒量。

youdao

But the researchers warned that the dangers from such large amounts of aspirin should be carefully considered.

VOA: special.2009.09.01

Idealism is a position that's got a very long history in philosophy and for many classes would be worth taking a fair bit of time to consider more carefully.

唯心主义这个观点,在哲学史上占据了很长一段时间,并且值得我们花几节课,时间用心解读这个观点

耶鲁公开课 - 死亡课程节选

As we've found cells from adult organisms that seem to be multipotential and studied them more carefully, some of their potentials turn out to be lost, they're not exactly the same.

因为我们在成人机体中找到,这些看上去是多能干细胞的细胞后,仔细研究后发现它们的一些潜能已经丢失,和胚胎中的那些并不一样

耶鲁公开课 - 生物医学工程探索课程节选

She says the impact on the North East (and for that matter Cumbria) needs to be considered carefully because of the proximity to the border.

BBC: PM answers fears that Scotland could steal North jobs

Following weeks of intensive, behind-the-scenes negotiations, there was meant to be a series of carefully choreographed announcements by the main parties that would lead to the resumption of the province's power-sharing government, which was created under the Good Friday Agreement of 1998.

ECONOMIST: Trimble gets his lines wrong | The

There is no doubt the UAE is one of those allies - and its ruling sheikhs will be steering carefully between the viewpoints of their recent and current visitors over the next few days, says our correspondent.

BBC: NEWS | Middle East | Iran's Ahmadinejad in UAE talks