He says the death of his father 18 months ago has given him a new perspective on life.

他说１８个月前他父亲的去世使他对人生产生了新的看法。

《柯林斯英汉双解大词典》

A millennium ago, step-wells were fundamental to life in the driest parts of India.

一千年前，梯级井是印度最干旱地区的生活基础。

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Nearly a century ago, biologists found that if they separated an invertebrate animal embryo into two parts at an early stage of its life, it would survive and develop as two normal embryos.

近一个世纪前，生物学家发现，如果他们在无脊椎动物胚胎生命的早期阶段将其分成两部分，它会存活下来并发育成两个正常的胚胎。

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From a cave room you can see far up and down the canyon and imagine what life was like there seven hundred years ago.

VOA: special.2010.07.05

A Life of Her Own is a book that I became obsessed with, oh, about five or six years ago.

她的人生》是一本让我着迷的书,大概五六年前

耶鲁公开课 - 1871年后的法国课程节选

Well, twenty years ago what it meant to grow up as a Muslim in suburban America was to live a very bifurcated life.

好的，20年前,一位穆斯林在美国市郊成长意味着,他的生活要分成两部分。

普林斯顿公开课 - 人性课程节选

High frequency trading, which makes up more than half of daily trading volume, has increasingly become a topic of controversy even though it first came to life a decade ago, when Washington pushed for exchanges to become electronic.

FORBES: Regulator Takes Aim at High Frequency Traders

The other, a former mayor in the province of Gitarama, was sentenced a year ago to life imprisonment by a Swiss military court.

ECONOMIST: Letters

Cassettes and their random manglings at the hands of devious tape players seemed to be facts of life a generation ago.

FORBES: Magazine Article