分辨宫颈处于高位还是低位。 分辨宫颈是软还是硬。 分辨宫颈是湿润还是干燥。 运用其他手段辨别是否正在排卵。

I'm interested in that, but I only have a few mins. Can you give me at most the first 500 characters of a detailed explanation in English about that?
If your cervix is "low," meaning just a few inches from your vaginal opening, that means you probably aren't ovulating. If it's "high," located deep within the vagina, you may be ovulating. The first few times you feel your cervix, it will be difficult to determine whether it's high or low. Keep feeling every day over the course of a month or two, noting the differences in the position of your cervix from week to week. Eventually you'll be able to tell whether your cervix is low or high. If your