雷达: radar (loanword)...
噪音: rumble, noise, static (in a signal)...
空军: air force...
搜: to search...
战士: fighter, soldier, warrior...
正负: positive and negative...
引起: to give rise to, to lead to, to cause, to arouse...
反射: to reflect, reflection (from a mirror etc), reflex (i.e. automatic reaction of organism)...
同等: equal to, having the same social class or status...
走私: to smuggle, to have an illicit affair...
