音标
英语音标：[pruːf]
美语音标：[pruːf]
翻译
n.证明；证据；校样
adj.防 ... 的；耐 ... 的
vt.检验；给 ... 做防护措施
例句
The buyer has to sign a delivery note as proof of receipt.
购买者必须签收送货单表明货已收到。
The fortress was proof against the techniques of attack then in use
该防御工事能抵御当时所使用的各种进攻手段。
He said that anyone trying to export goods without proof of ownership would have them seized.
他说任何没有所有权证明就试图出口的货物都将被没收。
