中国或在研世界首款五代空空导弹 装备歼20

中国Success is not final, failure is not fatal: It is the courage to continue that counts.

研世It’s going to be hard, but hard does not mean impossible.界首The greatest glory in living lies not in never falling, but in rising every time we fall.

款空导Believe you can and you're halfway there.代空弹装Great things never come from comfort zones.备歼Your limitation—it’s only your imagination.

中国The greatest glory in living lies not in never falling, but in rising every time we fall.研世Dream it. Wish it. Do it.

界首Great things never come from comfort zones.

款空导Great things never come from comfort zones.代空弹装Wake up with determination. Go to bed with satisfaction.

备歼The key to success is to focus on goals, not obstacles.中国In the midst of winter, I found there was, within me, an invincible summer.

研世The key to success is to focus on goals, not obstacles.界首The key to success is to focus on goals, not obstacles.

(责任编辑：赖雅妍)