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- In our studies, it is indicated that the optimum period of controlling Liriomyza sativae with pesticides is its young larva stage of adult stage. 研究表明，防治美洲斑潜蝇（Liriomyza sativae Blanchard）的适期以低龄幼虫或成虫期为佳。
- We shall re-assess the optimum period of study for the various stages of education and their interface, including primary, secondary, post-secondary and tertiary education. 我们会重新评估小学、中学、专上教育和高等教育等各阶段的最理想修读年期，以及不同教育阶段之间的衔接问题。
- We shall re-assess the optimum period of study for the various stages of education and their interface,including primary,secondary,post-secondary and tertiary education. 我们会重新评估小学、中学、专上教育和高等教育等各阶段的最理想修读年期，以及不同教育阶段之间的衔接问题。
- optimum period for fighting a war 最适宜发动战争的时间
- The market offer optimum condition for sale. 市场为销售提供了最佳条件。
- That period was a bright page in the history of Chinese literature. 那个时期是中国文学史上光辉的一页。
- 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。
- Most favorable or desirable; optimum. 最理想的最适宜的，最令人满意的，最优的
- Childhood is a period of rapid growth. 幼年是生长迅速的时期。
- He consulted the chronicles of the period. 他参考了这一时期的编年史。
- He had to decide within a given period. 他得在一定时间内作出决定。
- She has a detailed knowledge of this period. 她对这段时期的情况了解地相当详细。
- In that period auto sales hit a14-year low. 这时期汽车销售量达到14年来最低水平。
- In this period, unemployment reaches record levels. 这段时间的失业人数又达到了创纪录水平。
- Which period of history are you studying? 你正在学哪一段历史？
- Can you tell me the time period when it was stolen? 能不能告诉我大概什么时候被偷的？
- Fuzzy Evaluation for Optimum Period of New Resources Seeking of Exhausted Mining Areas 衰退矿区寻找接替资源最佳时期的模糊评判
- Chaucer wrote in the late mediaeval period. 乔叟写作的时代是中世纪末。
- She'll be away for an indefinite period. 她将离开一段时间，何时回来未定。
- This was the most difficult period of his life. 这是他一生中最艰难的时期。
