low estrogen level

例句：

1. 1. The doctor said she had a low estrogen level, which could affect her fertility.
   医生说她有低雌激素水平，这可能会影响她的生育能力。
2. 2.Low estrogen levels are associated with menopause and may lead to symptoms such as hot flashes and mood swings.
   低雌激素水平与更年期有关，可能导致热潮红和情绪波动等症状。
3. 3.Women who have undergone hormone replacement therapy may experience a lower estrogen level than those who have not.
   接受激素替代治疗的女性可能比未接受治疗的女性雌激素水平更低。