1. 胎儿下降感：2.胎儿下降感(lightening)多数初孕妇感到上腹部较前舒适,进食量增多,呼吸较轻快,系胎先露部下降进人骨盆人口使宫底下降的缘故. 因压迫膀胧常有尿频症状. 3.见红(show)在分娩发动前24 -} 48小时内,因宫颈内口附近的胎膜与该处的子宫壁分离,
2. 雷电：Light Snow Shower=小阵雪 | Lightening=雷电 | Mist=薄雾
3. 驳运：lien留置权 | lightening驳运 | lighter驳船
noun
1. changing to a lighter color
Synonym: whitening
2. descent of the uterus into the pelvic cavity that occurs late in pregnancy
the fetus is said to have dropped