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- period of sunspot activity 太阳黑子活动周期
- Other reasons have the impact of typhoon and sunspot activity. 太阳黑子活动的影响。
- Correlation Analysis of Sunspot Activity and Qingdao Temperature 青岛气温与太阳黑子活动的关系
- 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。
- One's period of greatest activity or engagement. 人一生中最活跃或好斗的时期
- 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
- (2)there is probably the big or huge flood in the Jianghuai Valley around the year of magnetic cycle transfor-mation of sunspot activity; (2)在太阳黑子活动的磁周期转变年前后，江淮流域容易出现大洪水，甚至是特大洪水；
- A period of reduced business activity. 经营活动下降的时期。
- These faculae frequently are the forerunners of sunspot formation. 这些光斑常常是形成太阳黑子的先兆。
- Recently, the sunspot activity is relatively low while the sun in a quiet period for extravehicular astronauts to walk. 最近，太阳黑子活动比较少，太阳处于平静期，适合宇航员出舱行走。
- 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 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 broadcast was snapped for a few seconds by the sunspot activity. 太阳黑子运动使广播突然中断了几秒钟。
- (3)there is more probably the big or huge flood in the Jianghuai Valley in the same ornext year of El Nino around the year of magnetic cycle transformation of sunspot activity. (3)在太阳黑子活动磁周期转变年前后的厄尔尼诺同年或次年，江淮流域更容易出现大洪水，甚至是特大洪水。
- The lectureship is tenable for a period of three years. 讲师这一职位任期三年。
- A period of time devoted to a specific activity. 一段时间:完全专注某活动的一段时间。
- 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。
