汉语翻译：
【医】 孕腹轻松(产前数星期 * 下降所致的感觉)英语解释：
名词 lightening:

descent of the uterus into the pelvic cavity that occurs late in pregnancy; the fetus is said to have dropped

changing to a lighter color同义词：whitening

make more cheerful同义词：lighten, lighten up, buoy up

reduce the weight on; make lighter同义词：lighten

become more cheerful同义词：lighten, lighten up, buoy up

make lighter or brighter同义词：brighten, lighten up, lighten

become brighter同义词：brighten, lighten

become lighter同义词：lighten, lighten up

alleviate or remove (pressure or stress) or make less oppressive同义词：relieve, lighten

Lightening is usually accompanied by thunder.闪电总与雷鸣相伴。

Heavy rain came on the heels of the lightening.大雨紧跟着闪电而来。