Early signs include an increase in Braxton Hicks contractions and dropping or lightening.

早期征兆包括布拉克斯通·希克斯收缩和孕腹轻松。

These random painless Braxton Hicks "contractions" are normal although not all women feel them.

这种随机无痛的布拉克斯通·希克斯收缩是正常的，尽管并不是所有的女性都会有这种症状。

These random, painless Braxton Hicks "contractions" are normal, although not all women feel them.

这种随机无痛的布拉克斯通·希克斯收缩是正常的，尽管并不是所有的女性都会有这种症状。