not reversible or capable of having either side out
involving only one part or side;
"unilateral paralysis" "a unilateral decision"
favoring one person or side over another;
"a biased account of the trial" "a decision that was partial to the defendant"
例句
用作形容词(adj.)
The values of the hash are unique for the hashed message, and the hash values will not expose the message since the hash is one way only.哈希值对于经过哈希处理的消息来说是唯一的，而且由于哈希是单向的，因此哈希值不会暴露消息内容。
The coin was a little unsupported on one side so I expected a bit of a lopsided result.银币是有点无依无靠的一方，所以我预期有点片面的结果。
