birth rate 英 [bə:θ reit]   美 [bɚθ ret]

birth rate

birth rate  英 [bə:θ reit] 美 [bɚθ ret]

phrase. 出生率 

名词复数:birth rates 

Although the male-like females have an overall lower birth rate than other females, they do still mate and reproduce, maintaining the mimicry in the damselfly population. 尽管这样的类雄性雌性的出生率低于那些普通雌性,它们仍然会交配和生育,在蜻蜓种群中延续这种拟态。

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  • phrase. 出生率
  • 1. Although the male-like females have an overall lower birth rate than other females, they do still mate and reproduce, maintaining the mimicry in the damselfly population.

    尽管这样的类雄性雌性的出生率低于那些普通雌性,它们仍然会交配和生育,在蜻蜓种群中延续这种拟态。

ˈbirth rate / ; NAmE / noun the number of births every year for every 1 000 people in the population of a place 出生率(某地区每年每 1 000 人中的出生数目) a low/high birth rate 低╱高出生率 birth rate birth rates ˈbirth rate / ; NAmE /
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