您要查找的是不是：
- The capital cost is amortizable over a period of ten years. 资本费用可在十年之内分期偿还。
- The lectureship is tenable for a period of three years. 讲师这一职位任期三年。
- Let us hope that the period of this injustice will be over soon. 让我们希望这个不公正的时期很快结束吧。
- Childhood is a period of rapid growth. 幼年是生长迅速的时期。
- Fifteen years is a long period of her life . 五十年是她一生中很长的一段。
- Which period of history are you studying? 你正在学哪一段历史？
- His period of pain was to be thirty-thousand years. 他的痛苦要持续三万年。
- This was the most difficult period of his life. 这是他一生中最艰难的时期。
- A condition, time, or period of flowering. 花期一种开花的状态、一段开花的时间或时期
- Quality certification period of five years. 优质合格证期为五年。
- Meticulous cultivation over a period of two years. 花了两年的时间精心培植的。
- The new government ushered in a period of prosperity. 新政府的成立带来了一个繁荣的时期。
- A period of ten years; a decade. 十年期；十年
- Fifteen years is a long period of her life. 五十年是她一生中很长的一段。
- I gained 30 kgs over a period of 3 years. 我在3年时间里长胖了30公斤。
- Alcoholics often suffer from periods of oblivion. 饮酒过度的人常常失去记忆。
- In a short period of time he grew into a great communist fighter. 在很短时期中，他成长为一名伟大的共产产义战士。
- We have three periods of chemistry a week. 我们一星期三节化学课。
- Photoaging occurs over a period of years. “光老化”现象是一种长期缓慢的进程。
- The act or a period of observing; surveillance. 观察; 警戒观察或监视的行为或时间
