reproduction rate的用法和樣例：
例句
- He increased the reproduction rate of rabbits by inducing oestrus.
他使用催情的方法來提高兔子的繁殖率。 - However, reproduction rates of some insects such as aphids are influenced by nutrition.
然而，一些昆蟲的繁殖率，如蚜蟲等是受營養影響的。 - There were other reasons, too, for this mild reproduction.
生殖率這樣低也還有別的原因。
