A Age Ago的意思|示意

The mountain Lapps depend on their reindeer for a livelihood, much as their forebears did more than a thousand years ago, and cling to many age-old customs in their seasonal pursuit of pasturelands.

拉普兰山里人和他们一千多年前的祖先一样，靠他们的驯鹿谋生，坚持着古老的游牧生活的习俗。

AOL and Yahoo! Came of age a decade ago in different corners of the Internet: one as the biggest provider of dial-up access, the other as the leading web directory.

AOL和Yahoo来自十年前不同的领域，一个是最大的拨号接入供应商，另一个是万维网目录的领跑者。

More than half of people who die between the ages of 15 to 64 do as a result of unhealthy decisions, compared to just 5 percent a century ago. And impulse control takes a toll across all age groups.

相比一个世纪前只有5%的比例，在15岁到64岁的死亡人中，现在有超过半数的人是因为不健康的决定导致的死亡，因而冲动控制在所有年龄组中造成了损失。

AFICIONADOS are hoping for a revival of the golden age of Ethiopian jazz, as players who emigrated westward a generation ago, especially to America, come home amid the global recession.

全球经济低糜让上一代移民西方，尤其是移民美国的爵士乐者们又重返非洲故乡。爵士迷们希望能够再次迎来埃塞俄比亚爵士乐的鼎盛时期。

Balma had none of the other risk factors, but was worried when she felt a lump in her breast 11 years ago at age 30.

Balma没有其他的(患乳癌)风险，但是有些担心，在11年前，她30岁的时候患过乳癖。

A couple million years ago, mammoths migrated north from Africa to colonize Eurasia. Sometime around then a massive ice age kicked in—and it was stay warm or die.

几百万年前，猛犸象从非洲大陆向北迁徙到欧亚大陆上，第四纪冰川期突然袭来，它们除非保持体温，否则只有死路一条，为此他们退化了尾巴和用来散热的大耳朵，而且进化出厚厚的皮毛。