natality

• n. 出生率；生产率

来自natal,新生的。

natality (n.)

late 15c., "birth," from natal + -ity. Sense of "birth rate" is from 1884, from French natalité, used in the same sense.

1. Reduction of competition for food stimulates both natality and survival.

食物竞争的减少,刺激了出生率和存活力.

来自辞典例句