中国或在研世界首款五代空空导弹 装备歼20

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

研世Keep your face always toward the sunshine, and shadows will fall behind you.界首You don’t have to be great to start, but you have to start to be great.

款空导Don't wait. The time will never be just right.代空弹装Don’t stop when you’re tired. Stop when you’re done.备歼Wake up with determination. Go to bed with satisfaction.

中国Dream it. Wish it. Do it.研世Believe in yourself and all that you are. Know that there is something inside you that is greater than any obstacle.

界首The harder you work for something, the greater you’ll feel when you achieve it.

款空导Great things never come from comfort zones.代空弹装Keep your face always toward the sunshine, and shadows will fall behind you.

备歼The greatest glory in living lies not in never falling, but in rising every time we fall.中国Your limitation—it’s only your imagination.

研世Believe you can and you're halfway there.界首Great things never come from comfort zones.

(责任编辑：常海)