基本解释n.碱金属名词akali的复数形式.同根派生 英汉例句用作名词 (n.)Several methods to prevent alkalis from jeopardizing are provided.给出了预防碱金属危害的方法。The effect of reaction temperature and alkalis on the deep reaction of cokeis studied.研究了反应温度及碱金属对焦炭深层反应的影响。