as good as用于字面义,表示“与……一样好”,可视为as…as结构与good的自然搭配;若用作习语,则表示“几乎”“无异于”“实际上”。如:
A:Is he as good as her at chess? 他下棋也像她下得一样好吗?
B:There’s no comparison. 根本不能比。
He as good as said I'm a liar. 他无异于说我撒谎。
The matter is as good as settled. 这事等于解决了。
另外,还有以下习惯搭配,其翻译不能随便从字面来理解:
(as) good as a play 非常有趣
(as) good as gold 表现很好的
(as) good as new 完好如新
as good as one’s word 守信
as good as pie 很好的,可爱的,讨人喜欢。