音标:[bə:θ reit] ; 柯林斯词典等级:1 级;
n. 人口出生率
词型变化:名词复数形式 : birth rates

birth rate的用法和样例:

例句

用作名词(n.)
  1. The birth rate in this city is almost constant.这城市的出生率几乎是不变的。
  2. What is the most effective method of birth control?控制出生率的最有效的方法是什么?
【近义词】

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This is the VOA Special English Health Report. A 16-year-old mother receives care for her baby at a mobile health clinic in Garland, Texas, in a 2006 photo More than seven hundred thousand teenagers a year get pregnant in the United States. The teen

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今天我们要学的词是birth rate。 Birth rate, 出生率。经济衰退会影响出生率吗?有数字显示,现在妇产科病人少了,避孕工具销量大增。 Experts say birth rates do appear to fall with economic declines, 专家说

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-adelphous
adjustable value
airline pilot association (alpa)
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be music to sb's ears
benzyl halide
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Gran Guardia
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keep an a close eye upon
kipperer
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lioconcha trimaculata
lirect
lithocarpus megalophylla rehd.
Longburn
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make herself scarce
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richland
semi-conductive paper
separation of carbon residue from fly ash
software engineering education
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somatic segregation
stauropus teikichiana
Studënoye
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teamplay
teleprinter exchange-switching service (telex)
tits up
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v.44
vhl
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Yangming Channel
Zabuzan