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Do something today that your future self will thank you for.界首Push yourself, because no one else is going to do it for you.

款空导You don’t have to be great to start, but you have to start to be great.代空弹装The greatest glory in living lies not in never falling, but in rising every time we fall.备歼You don’t have to be great to start, but you have to start to be great.

中国Wake up with determination. Go to bed with satisfaction.研世The key to success is to focus on goals, not obstacles.

界首Great things never come from comfort zones.

款空导Your limitation—it’s only your imagination.代空弹装The harder you work for something, the greater you’ll feel when you achieve it.

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

研世Do something today that your future self will thank you for.界首Believe you can and you're halfway there.

(责任编辑：蔡淳佳)