This security is violated when , for example , the government makes widespread use of informants , or engages in widespread eavesdropping -- even if no one 's privacy is actually violated .
The research team showed that music engages the areas of the brain involved with paying attention , making predictions and updating the event in memory .
该研究团队发现音乐影响大脑涉及注意力、预期和更新记忆的区域。
The party often engages in activities such as contacting people who have voted in the primaries , which can be shown to be a waste of time and money .
民主党常常举行活动游说参加初选的投票人支持,事实证明浪费了时间和金钱。
While standing engages muscles in your back , shoulders and legs , sitting presents no positive physical challenge to the body , forcing it instead into an inactive state .
When a government -- as the bush administration did -- engages in expensive foreign and domestic policies that feed on deficits and debt , and consumers decide to follow suit , you eventually run into trouble .