hashes
n. 剁碎的食物；无用信息（hash 的复数）
v. 切碎；评论（hash 的第三人称单数）
例句
Hashes are one-way operations.
hash是单向操作。
Scalars, arrays, and hashes: my oh my!
标量、数组和哈希散列。
Arrays and hashes, however, are more complex.
然而，数组和散列更为复杂。
