It was like this for the twenty years I was in your household. I worked for you fourteen years for your two daughters and six years for your flocks, and you changed my wages ten times.

我这二十年在你家里，为你的两个女儿服侍你十四年，为你的羊群服侍你六年，你又十次改了我的工价。

youdao

A rational person wouldn't buy an ounce of gold for $1,008 today unless he or she was very confident it would be worth at least $1,500 or so in ten years' time, and at least $2,400 in twenty years.

一个理性的投资者不会在现在以每盎司1008美元的价格买进黄金的，除非他或她坚信金价会在10年内至少涨到每盎司1500美元左右，在20年内至少涨到每盎司2400美元。

youdao

Twenty-five years since it was first identified, there is still no cure for Acquired Immune Deficiency Syndrome.

自从25年前正式确定这种疾病以来，对于后天性免疫缺陷综合症仍然没有有效的治疗。

youdao

It was the most powerful telescope in the world for twenty-five years.

VOA: special.2009.04.29

One of them, Danny Saunders, who's been travelling on the train for over twenty years thought it was the most exciting thing that's happened since he first started travelling on the line.

BBC: Valley Lines poets make tracks

It was a unique honor to serve for nearly twenty years as a federal prosecutor, under administrations of both parties.

CENTERFORSECURITYPOLICY: Center For Security Policy

For twenty years, up until 2001, the big EU agenda was how it could switch out of its crippling agricultural subsidies into high tech innovation.

FORBES: The Euro Has Less Than Three Months, Wake Up Call For Brussels