metaestrus

例句：

1. 1. The femaledeer is in the metaestrus stageduring the breeding season.
   雌性鹿在繁殖季节处于发情期。
2. 2. During themetaestrus phase,the female rabbit is ready tomate.
   在发情期，雌兔准备好交配。
3. 3. The farmerobserved that the cow wasin the metaestrus stageand needed to be mated.
   农民观察到那头牛处于发情期，需要交配。