projectile相关的词根或词缀是: ject

Ln the past , your projectile weapons have been most effective .

过去你们的发射武器相当有效.

A battery-powered 8-bit processor uses a simple control algorithm to steer the projectile , adjusting its direction 30 times per second .

这个电池供电的8位处理器使用了一个简单的控制算法来引导子弹，以每秒30次的频率调整其方向。

Trying to shoot down an incoming missile or warhead with a physical projectile , by contrast , is much more difficult .

相比激光束，若用实体自动推进的武器击落迎面而来导弹或弹头要难得多。

He woke up with projectile vomiting and before long began taking short , shallow breaths .

他突然被喷射性的呕吐惊醒，随后出现了短浅呼吸。

Therefore , it is unlikely that the projectile launched was a satellite .

因此，这个发射并不像是一个卫星。