seven years

常见例句

The two patterns alternate over periods of two to seven years in the tropical Pacific.
在热带的太平洋地区，这两种现象的交替周期超过了两到七年。
Some economists suggest that over the next seven years Turkey’s growth will match or exceed that of any other big country except China and India.
一些经济学家表示，七年之后，除了印度和中国，土耳其的增长速度将会匹敌甚至超过其他任何一个大国。
Seven years are not that long a period, yet, much must have changed since then.
七年并不是那么长的一段时间，但自那以后，很多东西肯定都已经变了。

At the age of six or seven years old, Emmanuel became a soldier for the Sudan People's Liberation Army.
But,it's hard,if you're fourty-seven years, your job is a pretender to the throne, it's difficult.He had a hard time getting around.
但是,如果你要花四十七年,去争夺王位,是很不容易的,他做得很艰苦
耶鲁公开课 - 1871年后的法国课程节选
Well, I started playing baseball when I was really young, about...I think I was seven years old,
我很小的时候就开始打棒球了，大概是……，我想那时候我大概七岁吧，
会打棒球吗？ - SpeakingMax英语口语达人

It's been out there for at least seven years, maybe 10 years, mainly in hospitals.
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When Shu Kim and Khanh Pham met working at Lehman Brothers seven years ago, they became fast friends.
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Petlan arrived here seven years ago, helping Idaho's Hispanic population surge nearly 30 percent.
NPR: Latinos Drive U.S. Population Growth