long period

基本解释

This long period of dependency was needed to develop the special skills required for the hunter gatherer way of life.
这种长期的依赖关系对于发展狩猎者和采集者的生活方式所需的特殊技能是必须的。
If this high concentration of blood sugar continues for a long period, it will affect the vascular system and cause serious diseases including arteriosclerosis and retinal hemorrhages.
如果这种高血糖浓度状况持续一段长时期，将影响到血管系统并导致包括动脉硬化和视网膜出血在内的严重疾病。
More than a quarter regularly drink too much and many isolate themselves from friends and family: almost a half had not left their homes for a long period and more than a quarter had lost friends.
超过四分之一的人时常饮酒过量，并且有许多人将自己与朋友和家人隔绝开来：几乎半数女性很长一段时间都足不出户，超过四分之一的人已经没有朋友了。

There aren't very many examples of names which are equally popular for both boys and girls for a really long period."
And obviously within this long period many many different ideas and perspectives were involved within each side of conflict.
很明显，很久了,非常多的不同的观点和看法,出现在冲突的双方之中。
普林斯顿公开课 - 人性课程节选
Clearly, important information is to be conveyed to students from people who settle in the fields for a long period of time.
显然，对某个领域,进行长时间研究的学者,会将重要的信息,传达给学生。
麻省理工公开课 - 媒体、教育、市场课程节选

We think that independence has served this country very well over a long period of time.
WHITEHOUSE: Press Briefing

长龄期
According to the inspection specification of the ultrasonic-rebound method, the test was done on the accelerative carbonization cube samples to build the inspecting curve, the test was on the long period concrete structure to validate the new-building curve.
同时,结合现场工程对相应的长龄期混凝土试件进行回弹法、超声法和钻芯试验,验证回归测强曲线的精度和偏差。
地球科学
长周期
For macroseism, the mature long period waveforms inversion methods are applied to determine source parameters.
对于强震震源参数,可以利用长周期波形结合简单一维模型,已有很多成熟方法。
化学
长周期