这一组图片来自最新地球观察杂志上的世界变化：北极海洋结冰特征。

This pair of images shows the latest updates to the the Earth Observatory’s World of Change: Arctic Sea Ice feature.

youdao

在使银行领头羊蒙羞之后，新观察家杂志称热罗姆•凯维埃尔“仅在一个周末之后就变成了现代英雄”。

By humiliating a leading bank, as Nouvel Observateur magazine put it, Jérôme Kerviel “has over the course of one weekend become a modern hero”.

youdao

这一研究发表在美国心脏学会《循环》杂志上，观察了较之从不失眠的人，三大失眠症症状患者与罹患心脏病之间的关系。

The study, reported in Circulation: Journal of the American heart Association, looked at heart risks related to three major insomnia symptoms compared to people who rarely or never had these problems.

youdao