| 释义 |
pin.point obj POSITIONH5pIm7pCInt, $5pIn-v [T]to give or discover the exact position in space and/or time of (something)确定We are, as yet, unable to pinpoint the source of the transmissions.我们还无法确定信号的来源。It is not possible to pinpoint precisely the time of death.准确地确定死亡时间是不可能的。(fig.) Emergency workers at the site are still unable to pinpoint (= discover exactly) the cause of the explosion.现场的抢救人员仍然无法确定爆炸的原因。
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