pinpoint /ˌpinˈpɔint/ I. n. c]小点:a pinpoint of light from a torch电筒发出的小亮点‖II. vt.精确确定位置或时间;发现确切原因或事实:one flare had pinpointed the target. 一颗照明弹精确地指明了目标。‖III. adj.极微小的;精确的,精细的:This weapon fired shells with pinpoint accuracy.这种武器发射炮弹的精确度非常高。