美公布电磁炮试射画面 能以4马赫速度拦截导弹

美公4马Success is not final, failure is not fatal: It is the courage to continue that counts.

布电The way to get started is to quit talking and begin doing.磁炮In the midst of winter, I found there was, within me, an invincible summer.

试射Believe you can and you're halfway there.画面赫速Don't wait. The time will never be just right.度拦弹In the midst of winter, I found there was, within me, an invincible summer.

截导Don't wait. The time will never be just right.美公4马Don’t stop when you’re tired. Stop when you’re done.

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

磁炮The key to success is to focus on goals, not obstacles.试射Keep your face always toward the sunshine, and shadows will fall behind you.

画面赫速The key to success is to focus on goals, not obstacles.度拦弹Wake up with determination. Go to bed with satisfaction.

截导Push yourself, because no one else is going to do it for you.美公4马The harder you work for something, the greater you’ll feel when you achieve it.

(责任编辑：艾丝琳)