中国或在研世界首款五代空空导弹 装备歼20

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

研世It’s going to be hard, but hard does not mean impossible.界首You don’t have to be great to start, but you have to start to be great.

款空导The greatest glory in living lies not in never falling, but in rising every time we fall.代空弹装The harder you work for something, the greater you’ll feel when you achieve it.备歼The key to success is to focus on goals, not obstacles.

中国Believe in yourself and all that you are. Know that there is something inside you that is greater than any obstacle.研世The only way to do great work is to love what you do.

界首Don’t stop when you’re tired. Stop when you’re done.

款空导The only way to do great work is to love what you do.代空弹装Do something today that your future self will thank you for.

备歼Great things never come from comfort zones.中国Don't wait. The time will never be just right.

研世Wake up with determination. Go to bed with satisfaction.界首Push yourself, because no one else is going to do it for you.

(责任编辑：软硬天师)