obviation的翻译，读音

例句

Begonia: a knife, evil obviation in your heart. 海棠：一刀，你的心魔除去了。

Objective: To study the effect of antepartum urination training on obviation or reduction of dysuria and urinary retention after spontaneous delivery. 目的：探讨孕妇产前进行排尿训练对和减少顺产后排尿困难及尿潴留的效果。