uncrackable
美
英 
例句
But what the Saudis were concerned about was not so much e-mails but those "uncrackable" instant-messaging chats.
但現在沙特人關心的不是那么多的電子郵件而是那些“不能被解密的”即使短信聊天內容。
Looking at things the other way around, a CAPTCHA system based on words that machines cannot read ought to be uncrackable.
從另一個角度看待事物,驗證碼系統基于機器無法辨認的文字,應該是牢不可破的。
If the tickets were uncrackable, approximately two of them should have been winners.
如果彩票是不可破解的,應該只有大約兩張會是中獎彩票。
There is no 100-percent uncrackable, full-proof cryptographic method.
不存在100%不受攻擊的絕對完整的加密方法。