birthrates

英 [ˈbɜːθreɪts]

美 [ˈbɜrˌθreɪts]

n.  出生率
birthrate的复数

双语例句

• Objective: In order to prevent and control the birthrates of thalassemia in Baise area, Guangxi province, this paper aims to investigate the incidence of the disease among the pregnant and to perform diagnosis in high risk fetus.
  目的为预防和控制广西百色市地中海贫血重症患儿的出生，对产前检查的孕妇进行地中海贫血的筛查及基因突变分析，对高风险的胎儿进行产前诊断。
• Recent efforts to increase birthrates around the world have been creative, if not necessarily effective.
  最近世界各地提高出生率的努力富有创意，但未必有效。
• European birthrates are not that much higher than Asian birth rates either.
  欧洲的出生率也并不比亚洲的高多少。
• Denmark, like a number of European countries, is growing increasingly anxious about low birthrates.
  像很多欧洲国家一样，丹麦对较低的出生率越来越感到担忧。
• The debate about what exactly drives lower birthrates in developed countries points to everything from job insecurity to lack of state-supplied childcare.
  在关于到底什么导致发达国家出生率较低的讨论中，观点指向各种各样的因素，从工作不安全感，到缺乏国家提供的托儿服务。
• The Census Bureau says birthrates have dropped in every area of the world except africa.
  人口普查局说，除了非洲之外，世界各地的出生率近来已有所下降。
• Europe's population will continue to decline for decades even if birthrates improve significantly, researchers have calculated.
  据研究人员统计，接下来的几十年，欧洲人口将持续减少。即便出生率显著提高也无法改变这一状况。
• In the case of population growth this momentum can persist for decades after birthrates drop.
  人口增长的这种势头在出生率下降后还可以持续四年。
• India Offering Cash Incentives to Control Birthrates.
  印度现金奖励晚育夫妇。
• First, high birthrates cannot be altered substantially overnight.
  第一，高出生率不可能在一夜之内就被改变。