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- 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。
- Which period of history are you studying? 你正在学哪一段历史？
- 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
- Mines: drainage of sewage and sludge. 矿井排污水、污泥。
- 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。
- Ponds of sewage treatment,escape canals. 污水处理池，排水沟渠，游泳池。
- 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。
- The lectureship is tenable for a period of three years. 讲师这一职位任期三年。
- The disposal rate of sewage reached 42 percent in Beijing. 全市污水处理率达到42%25；
- 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。
- So we propose a method for air aeration using water power and appliedit to the aspect of sewage ecological treatment. 研究了利用水体的势能进行大气复氧的方法，并将其引进污水生物处理领域。
- The act or a period of observing; surveillance. 观察; 警戒观察或监视的行为或时间
- The period of service of a minister. 牧师任期充当牧师的时限
- A period of such abstention or self-denial. 断食期，节食期这种戒除或自我克制的时期
- Effects of land utilization of sewage sludge on crops and soils. 污泥土地利用对农作物及土壤的影响研究。
- Alcoholics often suffer from periods of oblivion. 饮酒过度的人常常失去记忆。
- Currently, 70 percent of sewage is treated and used for irrigation. 现在，70%25的污水已经被用于灌溉。
- After a period of rapid inflation, price have now reach a plateau. 经急剧通货膨胀之后物价现已趋于平稳。
