单词	defense perimeter
释义	defense perimeter 防御周界
随便看	factor of objective set factor of oneself Factor of outlier factor of overcapacity factor of past experience factor of personality Factor of phase difference factor of plant locaion factor of plant location factor of population factor of porosity factor of probability factor of production Factor of production market factor of profile model factor of proportionality factor of proximity factor of psychology factor of quality factor of realization factor of reference factor of reserve factor of resistence factor of resson factor of restitution in impact