1. Other respiratory regulating mechanisms apparently cease functioning during sleep. 其他呼吸调节机制显然在睡眠期间停止运行了。
2. By regulating the economy and competition, the government could ensure equal opportunity. 通过调控经济和控制市场竞争，政府可以确保机会平等。
3. Together with predation, it is the most important density-dependent factor in regulating population growth. 在调节种群增长方面，它与捕食一起是最重要的密度制约因子。
4. Now researchers suspect that dreams are part of the mind's emotional thermostat, regulating moods while the brain is "off-line." 现在，研究人员怀疑，梦是大脑情绪恒温器的一部分，在大脑“离线”时调节心情。
5. Hard times continued to revive popular demands for regulating business and softening the harsh edges of laissez-faire capitalism. 艰难的时期继续恢复了人们对规范商业和缓和自由资本主义的尖锐的要求。
