not so fastspokenNOW used to tell someone not to be too eager to do or believe something 不要那么快,慢点,别急 Not so fast. We’ve got to prove it first, haven’t we? 慢点,我们得先证实一下,对吧?
not so fast• Both were expanding their departments as well, though not so fast as Ranieri.• Not so fast, guys. One win doesn't make a championship season.• But not so fast, or so the town of Oro Valley decided August 30.• It's also big, but not so fast or user-friendly despite its curious system of organizing bits into folders.• Not so fast! You'll scrape the paint!
→ not so fast at fast2(4)