自卫 defend oneself; self-defense 自卫能力 the capacity to defend oneself; 自卫队 self-defence troop [group]; 自卫军 self-defence corps; 自卫行动 an act in self-defence; 自卫原则 principle of self-defence; 自卫战争 war of self-defence
正当 正当(正处在) just when; just the time for 正当年 in the prime of life; in one's prime; 正当时 in the nick of time; the right season or time; 正当同学们热烈讨论的时候, 老师进来了。 the students were in the midst of a lively discussion when the teacher came in.