Avoid projectile toys, such as darts, bows and arrows, and missile-firing toys.
避免投射类的玩具，例如飞镖，弓和箭以及点燃弹射类的玩具。
2
It is easy to imagine that crashing a spacecraft into the moon involves little more than flinging it in the right direction - much like, say, throwing a ball or firing a missile.
很容易想到，将飞船撞上月亮只需要把它向正确的方向抛出即可——就像，比如说，抛一个球或发射一枚火箭。
3
To avoid the affect of sneak circuit to firing control circuit of aviation weapon, a sneak circuit analysis is performed to a certain missile control system.