provisional -------- 临时的（形容词）

英文释义
(adjective) Describing something temporarily organized until something better can be arranged.

例句
After the huge earthquake destroyed our region's only hospital, our local doctors and nurses set up a provisional medical clinic in a sports stadium.
在强烈的地震摧毁了我们这一地区唯一的医院后，当地医生和护士在一座体育馆内设立了一个临时诊所。