anestrus

例句：

1. 1. The animal was in anestrus for several months before it could breed again.
   这只动物在非生殖期待了几个月后才能再次繁殖。
2. 2.During the anestrus period, the plant is dormant and does not produce any new growth.
   在休眠期，植物处于休眠状态，不产生任何新生长。
3. 3. The scientist observed the behavior of animals during their anestrus phase.
   科学家观察了动物在非生殖期的行为。