proof
美[pruf] 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
网络证明；证据；证人；防
1 . He has had to eat his words about the company being recession-proof .
他不得不收回他说过的公司能免受经济衰退影响的话。
来自柯林斯例句
2 . His papers were proof against all but the most expert of scrutinies.
他的论文几乎可以经受住最专业的审查。
来自柯林斯例句
3 . Training is worthless unless there is proof that it works.
除非能证明训练有效，否则就是白搭。
来自柯林斯例句
4 . His life was saved by a quarter-inch-thick bullet-proof steel screen.
多亏一块1/4英寸厚的防弹钢板，他才捡了条命。
来自柯林斯例句
5 . "We need proof, sir." Another pause. Then, "Very well."
“我们需要证据，先生。”又是一个短暂停顿。然后，“那好吧。”
来自柯林斯例句
1.any factual evidence that helps to establish the truth of something;
if you have any proof for what you say, now is the time to produce it
2.a formal series of statements showing that if one thing is true something else necessarily follows from it
3.a measure of alcoholic strength expressed as an integer twice the percentage of alcohol present (by volume)
4.(printing) an impression made to check for errors
5.a trial photographic print from a negative
6.the act of validating; finding or testing the truth of something
7.(used in combination or as a suffix) able to withstand;
temptation-proof
1.make or take a proof of, such as a photographic negative, an etching, or typeset
2.knead to reach proper lightness;
proof dough
3.read for errors;
I should proofread my manuscripts
4.activate by mixing with water and sometimes sugar or milk;
proof yeast
5.make resistant to water, sound, errors, etc.;
proof the materials against shrinking in the dryer