大家都搜：
控制人口
1、sampled population───抽样总体
2、norway population───挪威人口
3、netherlands population───荷兰人口
4、hungary population───匈牙利人口
5、population───n.人口；[生物]种群，[生物]群体；全体居民；[统计学]总体
6、population increase───人口增长
7、world population───世界人口
8、control───v.指挥; 控制; 限定; 限制; 阻止蔓延; 抑制；n.统治; 控制（力）; 克制; 管理; 限制; 控制按钮; 检查站/人员; 对照标准；n.控制；管理；抑制；Cao纵装置；vt.控制；管理；抑制
9、aging population───老年人口；老化人口
1、So, again, we hear hilarious discussions on how to control the population.───所以，我们再次听到了关于控制人口的滑稽的讨论。
2、China 's efforts to develop the economy must be accompanied by equally vigorous efforts to control the population, and improve its quality.───中国在努力发展经济的同时必须努力控制人口数量，并且提高人口素质。
3、So far , our government has taken many measures to control the population. One is known as the one-child policy.───到目前为止，我国政府已经采取了许多措施来控制人口：一个家庭只生一个孩子的政策。
4、In some areas a contraceptive called porcine zona pellucida, often delivered by means of darts, has been used to control the population.───在某些地方，有一种专用于野MaDe避孕药叫做猪卵鞘，是用飞镖进行投掷的，用来控制野MaDe数量。
5、For the way the proponents of population control have gone about pushing their programs raises serious doubts.───因为人口控制的支持者推行计划的方式引起了严重的质疑。
6、promote family planning and control the population size and improve .───实行计划生育、控制人口数量、提高人口素质
7、So I had to really control the population growth must all efforts to severely punish anyone who breached the law!───所以要真正控制我过人口增长必须全体努力，严惩违法的人！
8、Now, Australian scientists have come up with a contraceptive to control the population of kangaroos without killing them.───现在，澳大利亚科学家专门为袋鼠研制了一种避孕药，这样既可以有效控制袋鼠数量，又可以让袋鼠免遭猎杀。
9、new ways can be carried out to prevent the pollution and control the population.───防止污染和控制人口的新方法也能得到相应的实施。
1、In contrast to this, extrinsic factors like food supply and predation are held by other workers to control the population cycles.
2、The parasitic and the predacious insects are the natural enemies that chiefly control the population number when the population density of the pine caterpillar is low.
3、Physiological mechanisms which control the population dynamics are also subject to variation and selection.