Meaning of 躍進 in Japanese

Definition of 躍進

やくしん(yakushin) 【躍進】

(n, vs) rush; dash; onslaught; dancing ahead
医師達は癌との戦いで大躍進を遂げた。
Doctors have made great strides in their fight against cancer.

だいやくしん(daiyakushin) 【大躍進】

(n) Great Leap Forward (failed attempt to industrialize China and increase agricultural production, from 1958-1960)
(n, vs) significant breakthrough; great strides

僕ぼくの姉あねが大だい躍進やくしんだよ。

My sister hit the jackpot!