Becoming fit takes work and the general rule is 20 minutes of aerobic activity three times a week.
要想变得健康需要锻炼。通常的规则是每周进行3次，每次20分钟的有氧运动。
Even if you are not prepared to work up a sweat three times a week, any activity is better than none.
即使你不准备1周流3次汗，任何活动总比没有要好。
When the speeches start, all activity must stop in tile restaurant, so that the three people giving them can be heard.
发言开始后，餐厅内其余所有活动都要停下，这样大家才能听见那三位演讲者说话。
School students should have at least three hours of active physical activity each week.
学生每周至少应该有三个小时的体育活动。
Recently, Chongqing Three Gorges University has held an activity named "Cell Phone Ninja".
近日，重庆三峡大学举办了一个名为“手机忍者”的活动。
The three execution phases of an activity, its stop reasons, and the allowed repair actions are summarized in the table below.
活动的三个执行阶段、其停止原因以及允许的修复操作在下表中进行了总结。
The theme of World Heart Day, "How Young is Your Heart" addresses prevention of cardiovascular diseases by controlling three major risk factors: diet, physical activity and tobacco use.
世界心脏日的主题“你的心脏有多年轻”，致力于通过控制三大危险因素饮食、身体活动和烟草使用来预防心血管疾病。
Three decades later, another team recorded electrical activity in deltoid muscles as people walked.
三十年后，另一支研究团队研究了人类行走时三角肌的肌电活动。
These alter the activity of three genes that control the growth of the eyeball and ensure light entering the eye is converted into electrical pulses in the retina.
这些变异改变了三个与眼睛相关基因的活动，这三个基因控制着眼球的生长，并且确保进入眼睛的光线在视网膜上被转换成电脉冲。
In a top-down fashion, you start with the top-level process activity that is grouped into three or more levels of process activities.
在自顶向下方法中，首先从顶级流程活动开始，此活动分组为三个或更多基本的流程活动。
All three cases with recent symptom onset resided in West Java, where a resurgence of virus activity in birds has been reported.
最近出现症状的所有三例均居住在西爪哇，那里已报告发生鸟类中病毒活动重新开始。
In addition, WDF set up three day care centers, provided sewing machines, bicycles and water pumps to help people resume agricultural activity.
此外，WDF还建立了三个托儿所，提供了缝纫机、自行车和水泵，以帮助人们重新开始农业活动。
After everyone enjoyed a delicious vegetarian meal prepared by the kitchen team, the three - day activity closed.
大家享用完厨房小组精心准备的素食佳肴后，三天的活动就落幕了。
Almost immediately, three Western countries — the United States, Britain, and Germany — reported increased activity by SVR agents.
几乎是在突然之间，美国、英国和德国这三个西方国家发现SVR人员的活动猛增。
The reserved subjects showed two to three times more activity in the striatum region of the brain, which is associated with reward, than did the more outgoing ones.
结果显示，含蓄受试者大脑的纹状体区域，也即与奖赏相关的区域，其活跃度是外向组的两到三倍。
Holiday: a period of activity so intense that it can only be undertaken three or four weeks in the year.
假期是一段剧烈的活动，所以一年只能有三四个星期。
Another problem is that brain patterns differ greatly between individuals, and so for the technology to work brain activity must first be analysed for up to three hours.
另一个问题是每个人大脑的思维模式有很大的不同，因此第一次使用时必须分析人的大脑三个小时以上。
The SQL Activity Summary report process consists of three steps (CRD, load, report), which can be configured individually.
SQL活动摘要报告过程由三步(CRD、加载、报告)组成，各步可以单独配置。
Three-quarters of the reduction has been the result of less industrial activity, with the rest coming from countries turning to.
四分之三的减排源于工业活动减少，剩余部分来自于部分国家转向可再生能源和核能。
After the three months, the men had changes in activity in about 500 genes — including 48 that were turned on and 453 genes that were turned off.
3个月后，这些男子大约500个基因的活性发生变化-其中48个基因被打开，453被关闭。
An Activity Streams entry element always contains three main elements that indicate.
ActivityStreamsentry元素总是包含三个主元素，它们表示。
Specifically, the Working Group was mandated to focus on three lines of activity with relation to the haf.
具体来讲，工作组的使命在与卫生行动框架有关的三个方面进行工作。
The profiling activity involves three steps.
概要分析活动涉及到三个步骤。
For the processes that create SQL activity reports, all three steps are available. To configure the steps, specify the following parameters.
对于创建SQL活动报告的过程来说，这三个步骤都是可用的。
If your appendectomy was done laparoscopically, limit your activity for the first three to five days after surgery.
如果做的是腹腔镜下手术，术后3- 5天内要限制活动。
They reported it as being a fun and engaging activity. As a result, they accomplished three items key to adoption
他们称这是一项非常有趣和迷人的活动。
There are a number of files used to record user logins and activity. The three main files for recording this information are.
有很多文件用于记录用户的登录和活动。
There are a number of files used to record user logins and activity. The three main files for recording this information are.
有很多文件用于记录用户的登录和活动。
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