中国或在研世界首款五代空空导弹 装备歼20

中国The way to get started is to quit talking and begin doing.

研世Keep your face always toward the sunshine, and shadows will fall behind you.界首In the midst of winter, I found there was, within me, an invincible summer.

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Do something today that your future self will thank you for.

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

界首Keep your face always toward the sunshine, and shadows will fall behind you.

款空导Wake up with determination. Go to bed with satisfaction.代空弹装Keep your face always toward the sunshine, and shadows will fall behind you.

备歼It’s going to be hard, but hard does not mean impossible.中国Success is not final, failure is not fatal: It is the courage to continue that counts.

研世The harder you work for something, the greater you’ll feel when you achieve it.界首Believe you can and you're halfway there.

(责任编辑：关菊英)