1.
IASY (International Years of the Active Sun)
太阳活动期国际观测年
2.
Research on Rule of Syndrome Differentiation about Active State and Catabatic State in Ulcerative Colitis;
溃疡性结肠炎活动期、缓解期中医辨证规律研究
3.
during [in] the runup to an election
在竞选 (活动) 期间
4.
We will regard fixed account as a current account automatically at the time when it is matured.
一到期定期存款就自动转为活期存款。
5.
Summer Youth Programme for Schools
学校青少年暑期活动
6.
the cyclical nature of economic activity
经济活动的周期性质.
7.
organize a vocation trip
组织一次假期旅游活动
8.
early ambulation
早期下床活动护理法
9.
Disseminating activities are popular in the Spring and Autumn Period and the Warring States Period.
春秋战国时期是传播活动最为活跃的时期之一。
10.
an age of political excitement is usually a stimulant to literature
政治动荡时期常常是文学的活跃期
11.
The period of sexual inactivity that follows estrus.
后情期动情后的性不活跃期
12.
They do it in peacetime as well as during wars.
间谍活动战争期间有，和平时期也有。
13.
Business cycles are recurring cycles of economic events.
商业周期是经济活动重复发生的周期。
14.
rephase activities
重新安排（各项）活动的时间; 改期进行活动
15.
During vacations, a variety of interesting activities should be arranged for students.
在假期，要把学生的活动搞得生动活泼，多样化。
16.
A Brief Introduction to the Four Important Action Regions in the Rising Period of the 23rd Solar Cycle
太阳23周活动上升期的4个大活动区概述
17.
(of animals having several estrous cycles in one breeding season) a state or interval of sexual inactivity or quiescence between periods of activity.
（动物）没有性活动或性要求的时期。
18.
The Expectation and Mutual Help between Librarians and Readers Activity;
图书馆活动中的角色期待与角色互动