Word: 迅速 (xùnsù) 迅速 dictionary entry xùnsù rapid; speedy; fast Full dictionary entry for 迅速 Example sentences using 迅速 2 sentences, showing page 1 of 1. 他行动迅速。 Tā xíngdòng xùnsù. He acts quickly. 工业发展迅速。 Gōngyè fāzhǎn xùnsù. Industry was growing quickly.