Their yawning seems to have nothing to do with sleepiness or boredom—quite the reverse—but it does precede a change in activity level.
他们打哈欠似乎与困倦或者无聊没有任何关系，但恰恰相反，打哈欠这一行为的确出现在了活动水平的变化之前。
The empirical evidence, such as it is, suggests an altogether different function for yawning—namely, that yawning prepares us for a change in activity level.
很多实验证据证实了打哈欠的另一个不同的功能，它能让我们做好准备，改变活动状态。
Only during the short lag between onset of global temperature change and sea level response can warm-adapted species migrate from the equator toward higher latitudes.
只有在全球气温变化开始和海平面反应之间的短暂滞后期间，适应气候变化的物种才能从赤道向高纬度地区迁移。
The sea level is going up because of climate change.
由于气候变化，海平面正在上升。
People tend to find confident voices more attractive and level of confidence can change over time.
人们普遍觉得自信的声音更有吸引力，而人的自信程度时常变化。
As much of the world tackles climate change at a theoretical level, Australians experience it at a micro level.
世界上大部分对抗气候改变还处于理论水平，而澳大利亚的经验处于微观水平。
Such a study could change the activity level of key neurons, then use imaging techniques to see whether the synesthesia networks were affected, Weiss-Blankenhorn says.
这类研究会改变关键神经细胞的活跃程度，然后利用成像技术观察联觉网络是否受到影响。
Thus, for a given run, if you change your mind about the level of detail you want, you just have to change your filter.
因而对于一次给定的运行，如果您打算改变想要记录的详细级别，那么您只需改变过滤器。
Dealing with the impact of climate change at the city level requires better understanding of what makes any city vulnerable.
在城市层面应对气候变化的影响，要求我们更好地了解造成城市脆弱性的原因。
An agile board would change it board-level plan more quickly than a board that only adjusts the plan at regular board meetings.
敏捷董事会原因更快地改变董事会层面的计划，而不是像一般的董事会那样，在定期的董事会会议上才调整计划。
This byte code level change, although a big step, does not in itself bring us to true bootstrapping because we are still left with the JDK dependencies.
这种二进制代码级别的改变固然是重要的一步，但也不能直接成为可执行程序，因为它还是包含一些对JDK的依赖。
Control rods are used in a PWR typically to change the power level and also to shut down the reactor.
控制棒是在一个加压水冷却反应堆里使用的，用来改变能量的级别，也可以用来停止反应堆。
First, one has to make a clear-eyed assessment of management's willingness and ability to change, at every level.
首先，需要头脑清晰地评估每个层次的管理层对改变的意愿和能力。
On subsequent backups you can use other Numbers (1-9) in place of the 0 to change the level of the backup.
对于后续的备份，您可以使用其他数字(1 -9)来代替0，以改变备份级别。
Macroevolution studies how taxonomic groups above the level ofspecies change.
宏观进化在物种的层面之上，研究分类种群的变化。
Firstly comes a gradual change in water level, the forerunner, a few hours ahead of the storm's arrival.
首先出现水位的逐渐变化，这是风暴到达前几小时的先兆。
A likely candidate is rising ultraviolet radiation as a result of either ozone depletion, or a change in the level of cloud cover.
一个可能的原因是臭氧耗竭或云层高度改变引起紫外线辐射增强。
There has been a change in people's level of knowledge –from an uninformed level they are now very aware and ask many specific questions.
人们的文化水平变了-从无知变成了可以提出专业化的问题。
At this first, or highest level of change, you seek to establish the opportunity and agree to the viability of the approach.
在变化的第一层或是最高层，您寻找机会去创建世纪，对方法的生存能力达成一致看法。
With this command, you can dump the cache contents to a file, display statistics of cache usage, flush the cache table, and change the logging level of the daemon.
使用这个命令，您可以将缓存的内容转储到文件中、显示缓存使用情况的统计信息、刷新缓存表，以及更改该守护进程的日志级别。
The same file also records other events, such as the date and time of the boot and the last run level change.
这个文件还可以记录其他事件，如启动的日期和时间，以及最近的运行级别更改。
Architects need to address different governance issues in different maturity levels, therefore the demands and required qualities and skills of the architect change with the level of maturity.
架构师需要解决不同成熟度级别的不同治理问题，因而其要求及必需的素质和技能随成熟度级别的不同而不同。
Social change on this level is incredibly complex, and the smartest reformers are the ones who seem to have the fewest answers (but the best questions).
这个层面上的社会变革无疑是非常复杂的，最聪明的改革者却是有最少的回答(代之最棒的问题)。
The first two lines give you the information about when the system was last booted and the date and details of the last run level change.
通过开头的两行，您可以了解最近一次启动系统的时间，以及最近一次运行级别更改的日期和详细情况。
The first thing every contestant needed to do was change every table to row-level locking.
每位参赛者需要做的第一件事是将每个表更改为行级别锁定。
Follow the steps in transaction isolation level setting for a data source reference to change the transaction isolation level to REPEATABLE_READ, and run the application again.
遵循为数据源引用设置事务隔离级别中的步骤将事务隔离级别更改为REPEATABLE_READ，然后再次运行该应用程序。
When the levels of certainty are low, you need to focus on measuring the change in the level of certainty, not the individual activities.
当确定性等级低时，您需要着重于度量确定性等级中的变更，而不是个别的活动。
The use of an access database to store test execution information means there's no unit-level change control over individual test cases or test plans.
一个保存测试执行信息的访问数据库的使用，意味着对于个体的测试案例或者测试计划没有单元级别的变更控制。
The use of an access database to store test execution information means there's no unit-level change control over individual test cases or test plans.
一个保存测试执行信息的访问数据库的使用，意味着对于个体的测试案例或者测试计划没有单元级别的变更控制。
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