advance at top speed;advance by leaps and bounds; advance swiftly and vigorously; advance with seven-league stride;develop rapidly; make a spurt of progress; make giant strides; make remarkable (/phenomenal/speedy and singnificant) progress ❍ 社会主义制度促进了我国生产力的～的发展，……(《毛泽东选集》Ⅴ—374)The socialist system has promoted the rapid deve lopment of the productive forces of our country; …
突飞猛进
advance by leaps and bounds;make giant strides;forge ahead rapidly
突飞猛进tū fēi měnɡ jìn
突：忽然、迅速。形容进步、发展和提高极其迅速。make giant strides, advance swiftly, develop rapidly, by leaps and bounds, advance by leaps and bounds