incubation period疾病潜伏期;[病毒] [医] 潜伏期;[农学] 培育期;[动] 孵化期
grace period[经] 宽限期;[贸易] 优惠期;债务宽限期;宽限
rotation period转动周期;轮作期;轮作周期
Heian period平安时代;安然时代
Yayoi period弥生时代;生时代
Gestation period妊娠期;怀孕期间;[妇产] 怀孕期;焉锲
Yamato period大和时代
Kamakura period镰仓时代
eclipse period[病毒] 隐蔽期;晦暗期;[病毒] 掩蔽期;隐晦期
The economy of our country is in an ascension period currently.
当前中国经济处于新一轮上升周期，以改善住、行条件为特征的新消费结构升级开始启动。
Now ,reform of China’s state-owned commercial bank has practice four period .
目前，我国四大国有商业银行已走过的改革历程可大致分为四个阶段。
参考来源 - 论深化我国国有商业银行改革的战略选择Analyzing predominate period of ground motion.
三、等效场地卓越周期的分析与探讨。
参考来源 - 呼和浩特区内活动断层的超低频电磁波探测研究Sixth, the criminal appeal an unlimited period, unlimited number of times.
其六,刑事申诉期间无限、次数无限。
Chapter four discusses the period of insurance and payment clause.
本文第四部分,将讨论医疗责任保险中重要的时间、期限概念,以及保险限额问题。
参考来源 - 医疗责任保险制度适用探讨（研究生论文）Sung Dynasty is an important period for Ancient China socio-economic development.
宋代是中国古代社会经济发展的重要时期。
参考来源 - 宋代医者群体若干问题研究This was an open period on researching Su Shi's aesthetics.
这是一个苏轼研究多元化开放的时期。
参考来源 - 苏轼“尚意”美学思想浅探（研究生论文）N-COUNT（可数名词） A period is a length of time. 一段时间 [usu with supp]
This crisis might last for a long period of time.
此次危机可能会持续很长一段时间。
N-COUNT（可数名词） A period in the life of a person, organization, or society is a length of time that is remembered for a particular situation or activity. (个人、组织或社会的) 时期
...a period of economic good health and expansion.
…一段经济健康发展和扩张时期。
N-COUNT（可数名词） A particular length of time in history is sometimes called a period. For example, you can talk about the Civil War period or the Prohibition period in the U.S. (历史) 时期
The novel is set in the Roman period.
该小说的背景是罗马时期。
ADJ（形容词） Period costumes, furniture, and instruments were made at an earlier time in history, or look as if they were made then. 具特定历史时期特点的 [ADJ n]
The characters were dressed in full period costume.
剧中人物全都身着具有时代特色的服装。
N-COUNT（可数名词） Exercise, training, or study periods are lengths of time that are set aside for exercise, training, or study. (练习、训练或学习的) 时段
They accompanied him during his exercise periods.
在他的练习时段，他们都陪着他。
N-COUNT（可数名词） A period is the punctuation mark (.) that you use at the end of a sentence when it is not a question or an exclamation. 句号 [美国英语]
N-COUNT（可数名词） When a woman has a period, she bleeds from her uterus. This usually happens once a month, unless she is pregnant. 经期
Can you get pregnant if you have sex during your period?
经期性交会怀孕吗？