"非常不错" 的英文表达可以是 "very good" 或 "excellent"。
"very" 是 "非常" 的意思，"good" 是 "好" 的意思，所以 "very good" 就是 "非常好"。
"excellent" 是 "优秀" 的意思，可以用来形容事物或人。
例句:
The food was very good. (这道菜非常好吃。)
He did an excellent job on the presentation. (他的演讲非常出色。)
That was an excellent idea. (那是个非常好的主意。)