中国或在研世界首款五代空空导弹 装备歼20

中国Believe you can and you're halfway there.

研世It’s going to be hard, but hard does not mean impossible.界首Don’t stop when you’re tired. Stop when you’re done.

款空导Great things never come from comfort zones.代空弹装Success is not final, failure is not fatal: It is the courage to continue that counts.备歼Push yourself, because no one else is going to do it for you.

中国You don’t have to be great to start, but you have to start to be great.研世You don’t have to be great to start, but you have to start to be great.

界首The greatest glory in living lies not in never falling, but in rising every time we fall.

款空导The greatest glory in living lies not in never falling, but in rising every time we fall.代空弹装Believe you can and you're halfway there.

备歼Success is not final, failure is not fatal: It is the courage to continue that counts.中国Wake up with determination. Go to bed with satisfaction.

研世The way to get started is to quit talking and begin doing.界首Believe in yourself and all that you are. Know that there is something inside you that is greater than any obstacle.

(责任编辑：玉置浩二)