最近的证据支持了一个与长期存在的理论对立的观点，该理论认为，在1.1万至1.2万年前，美洲是由从白令海峡沿中大陆无冰走廊向南迁移的人殖民的。
Recent evidence favors a rival to the long-standing theory that the Americas were colonized 11,000-12,000 years ago by people migrating south from Beringia along a midcontinental ice-free corridor.
为了研究，Loewy和同事们收集了北美中大陆断裂系中一块区域的岩石。
For their study, Loewy and colleagues collected rocks from a region known as the North American Mid-continental Rift System.
他们来自世界各地，但其中大部分人还是来自印度次大陆。
They come from all over the world, though the bulk is from the Indian subcontinent.
每年有300多万人在英国或国外露营度假，其中大部分是在欧洲大陆。
And each year, over 3 million people take camping vacations, either here in Britain or abroad, mostly on the Continent.
每年有超过300万人在英国国内或国外露营度假，其中大部分是在欧洲大陆。
Each year, over 3 million people take camping vacations, either here in Britain or abroad, mostly on the Continent.
在撒哈拉以南非洲地区有2200万人感染艾滋病毒，其中大多数是女性，并且在非洲大陆每年还新增100万妇女感染者。
Most of the 22 million people infected with H.I.V. in sub-Saharan Africa are women, and about a million women on the continent are infected each year.
在撒哈拉以南非洲地区有2200万人感染艾滋病毒，其中大多数是女性，并且在非洲大陆每年还新增100万妇女感染者。
Most of the 22 million people infected with H. I. V. in sub-Saharan Africa are women, and about a million women on the continent are infected each year.
本文章的目的是考察在大陆架的产生过程中大的陨石或小行星的撞击所起的作用。
It is the purpose of this article to examine the possible role of the impact of large meteorites or asteroids in the production of continental nuclei.
本文章的目的是考察在大陆架的产生过程中大的陨石或小行星的撞击所起的作用。
It is the purpose of this article to examine the possible role of the impact of large meteorites or asteroids in the production of continental nuclei.
应用推荐