potable
potable[ˈpəʊtəb(ə)l]adjective- (formal)safe to drink; drinkable
(正式)适合饮用的;可饮用的
there is no supply of potable water available.
没有饮用水供应。
派生potabilitynoun语源- late Middle English: from French potable, from late Latin potabilis, from Latin potare 'to drink'
考试词汇表