Knapsack cipher
[计] 渐缩密码, 背包式密码
🧩 词语组成解析
knapsack
['næpsæk]
n. （士兵或旅行者的）背包;
cipher
['saifə]
n. 密码;零;不重要的人;无价值的东西;
vt. 用密码书写;
🗣️ 情景例句
So how has life changed since you left the army?
你离开军队后，生活过得如何？
A cracked bell can never sound well (is never sound).
破钟无好音。
Half the world's telephone calls are made in English.
全球1/2的电话是用英语打的。