存: 动词1.(存在; 生存) exist; live; survive 短语和例子残存 remnant; surviving; 名存实亡 exist only in name but not in reality2.(储存; 保存) store; keep 短语和例子存粮 store up grain; 封存 seal up for safekeeping; 水库存了大量的水。
证: Ⅰ动词(证明) prove; verify; demonstrate 短语和例子查证 investigate and verify; 论证 expound and prove; 求证 seek to prove; 证几何定理 demonstrate [prove] a geometric theoremⅡ名词1.(证据) evidence; proof; testimony