n.松弛，松懈，轻泻，轻泻剂...

Overall analgesic effects, Cervix laxation and abortional general reaction were observed.观察镇痛 、 宫颈松弛及人工流产综合征反应等情况....

laxation的音标：laxation的英式发音音标为：[læk'seɪʃən]laxation的美式发音音标为：[læk'seɪʃən]...