Former proof
[法] 前证, 以往的证明
🧩 词语组成解析
proof
[pruf]
n. 证明;校样;检验;（酒的）标准酒精度;
adj. 防…的;抗…的;能抵御;能防范;
vt. 给（织物）做防护处理，使防水（或防火等）;印…的校样;
vi. [印刷术] 校对;发酵;
prob, prov Prob, prov= test, 表示”测试,证明, 检验”
🗣️ 情景例句
She was still beautiful at the age of forty.
她活到四十岁仍然很美。
Do you know the exact date?
你知道确切日期吗？
As far as policy is concerned, I have to say something.
谈到政策，我得说几句。