be wise after the event

understand and assess an event or situation only after its implications have become obvious

事后聰明，事后諸葛亮

be none (或 not any) the wiser

know no more than before

還是不知道；并不比以前明白

in no wise

not at all

根本不，決不

wise up

[often in imperative](informal)become alert to or aware of something

(非正式)對某物警惕；知情，了解

&B{wise up to} the flavours of North Africa.

了解北非風情。

wise up &I{【俚語】}

To make or become aware, informed, or sophisticated.

使知道，知情，諳于世事