blast-off

n.

发射；

1. They will fire off a signal flare.
   他们将发射一发信号弹。
2. The first shot bounced off the tank's turret.
   第一次射击从坦克炮塔上发射出去。

Blast off!
Blastoff
BLAST OFF!
Blast-off for swigert, reentry for mosher
Nature Milestones in DNA technologies, Milestone 15: BLAST-off for genomes
The Research On Dynamic Test Technology of Weapon Blast-off Recoil for Flying Helicoper
FTA of suddenness blast-off of the engine of the ship-to-air missile
Blast-off! : P. Reynolds, International Water Power & Dam Construction, 47(4), 1995, pp 30–32
Blast-off Photography: Nancy Davenport and Expanded Photography
Verizon Wireless preps for major data blast-off
Verizon Wireless preps for major data blast-off
Numerical Simulation of the Exhaust Process in Case of Blast-off of the Rocket Motor in a Magazine
Numerical Analysis of the Fire Characteristic of Suddenness Blast-off by Missile