periods的例句（periods在句子中的用法）

• The Spanish Franciscan Mission in the Late Ming and Early Qing Periods of China ( 1579 - 1732 ) 明清之际西班牙方济会在华传教研究 ( 1579-1732 )
• Cepheid variable stars are stars whose brightness changes at regular periods. 造父变星是一种光线按规律周期发生变化的恒星.
• Article 75 Time periods shall include those prescribed bylaw and those designated by a people's court. 第七十五条期间包括法定期间和人民法院指定的期间.
• The War between Qing Dynasty and Annam occurred in the periods of Qianlong. “安南之役”是清乾隆年间中、安之间发生的一场战争.
• His painting went through both representational and abstract periods. 他的绘画经历了具象风格和抽象风格两个阶段。
• The training covers extended periods in obstetrics and gynaecology. 该培训包括产科学和妇科学的增加课时。
• ...complexions that have been roughened by long periods in the hot sun... 因长期曝晒而变得粗糙的皮肤
• During the past few years the government has staggered the summer vacation periods for students. 在过去几年里，政府将学生放暑假的时间相互错开。
• The workload can be evened out, instead of the shop having busy times and slack periods. 商其工作量可以平均开来，不像商店那样有时很忙，有时很闲。
• During peak periods, reservations are difficult to make at some of the hotels. 在高峰时期，有些酒店很难预订到房间。
• They had undoubtedly made progress in the six years that separated the two periods... 毫无疑问，他们在这两个时期相隔的 6 年间取得了进展。
• The pieces on view are not grouped around any one theme, but rather represent superb examples from various periods... 展出的作品并非围绕着一个主题，而是不同时期的经典之作。
• ...taking his scripts to school in order to learn the lines in free periods. 把他的剧本带到学校以便空闲的时候背台词
• ...periods of private study. 自习课
• They accompanied him during his exercise periods. 练习的时候他们陪着他。
• The seas store heat and release it gradually during cold periods... 海洋储存热量，并在寒冷季节里慢慢地把它释放出来。
• During these periods the birds will lie on the cage floor as if trying to lay or hatch eggs. 这些时期，鸟儿会趴在笼底，好像在下蛋或孵蛋。
• I used to write during my free periods at school... 过去我经常在课余时间写作。
• These hawks are magnificent in flight, soaring and circling for long periods... 这些鹰飞行能力极其出色，可以长时间在空中翱翔和盘旋。
• Extra staff have been taken on to cover busy periods... 额外雇用了一些员工来应付繁忙时期。