1.活动着;运转着;施行着
1.working in the normal way
2.existing and having an effect in a situation
1.The vast majority of plants in operation in the world today are of this type, making it a mature, well-understood technology.
全世界正在营运的核电厂绝大多数都使用这种反应器，它已是一种成熟并为人彻底了解的技术。
2.YTB is still in operation in California and California happens to be one of the fastest growing markets.
YTB还在加州营业，而加州是发展最快的市场之一。
3.The type of failure in operation is no longer the fatigue spall, but starts witt the surface damage.
使用中的失效形式已不是疲劳剥落，大多是起始于表面损伤一类的故障。
4.If the bus lane does not operate all the time, a time plate will tell you when the bus lane is in operation.
如果巴士并非全日生效，辅助牌会列明巴士的生效时间。
5.He said plants that are still in operation will be evaluated under a more comprehensive second stage of stress tests.
他说，仍在运行的电站将根据较为全面的第二阶段压力测试加以评估。
6.The same CBO table shows no spending so far for the President's small business lending program . I can't tell if it's in operation or not.
同一份国会预算办公室的表格中，显示出到目前为止，奥巴马总统并没有对小企业借贷计划履行任何开支，我无法判断出这项计划是否在实施。
7.At this point, the program is ready to accept requests, but the reload timer is also in operation.
现在，程序可以接受请求了，重新装载计时器也启动了。
8.Some organizations create check-in policies that require you to associate each check-in operation with at least one work item.
有些组织创建了一些签入策略，要求每项签入操作至少与一个工作项关联。
9.And my bet, as I said, is that the same process is in operation wherever life may be found, anywhere in the universe.
我敢打赌，就像我之前所说的，这个同样的过程也在其他任何存在生命的地方进行着，宇宙中的任何地方。
10.We have had a quick & dirty implementation of the website in operation for more than a year.
我们已经有了一年多的运作中的网站快速和肮脏的执行情况。