pinpointed

英 [ˈpɪnpɔɪntɪd]

美 [ˈpɪnpɔɪntɪd]

v.  明确指出，确定(位置或时间); 准确解释(或说明)
pinpoint的过去分词和过去式

柯林斯词典

• VERB 确认；准确解释（或说明）
  If youpinpointthe cause of something, you discover or explain the cause exactly.
  1. It was almost impossible to pinpoint the cause of death.
     几乎不可能确认死因。
  2. ...if you can pinpoint exactly what the anger is about...
     如果你能确切地解释愤怒从何而来
  3. The commission pinpoints inadequate housing as a basic problem threatening village life.
     该委员会明确指出住房不足是威胁村民生活的根本问题。
• VERB 精确地确定（或指明）…的位置
  If youpinpointsomething or its position, you discover or show exactly where it is.
  1. I could pinpoint his precise location on a map...
     我能在地图上指明他的准确位置。
  2. Computers pinpointed where the shells were coming from.
     计算机确定了炮弹发射的位置。
• ADJ 定点的；定位精确的；非常精确的
  If something is placed withpinpointaccuracy, it is placed in exactly the right place or position.
  1. ...the pinpoint accuracy of the bombing campaigns.
     战略性轰炸的精确定位

双语例句

• US scientists have pinpointed a type of nerve cell in mice which appears to generate the itch sensation.
  美国科学家在老鼠身上精确的找到一种可以产生痒痒感觉的神经细胞。
• By learning from patients who nod off unexpectedly during the day, researchers have pinpointed a chemical that could help people who can't sleep at night.
  通过对白日发作性睡眠患者的研究，研究人员指出一种化学物质将对夜间失眠患者有帮助。
• Researchers have pinpointed the trigger that turns a disordered assembly of locusts into a coordinated marching army capable of devastating vast expanses of crops and natural vegetation.
  科学家发现了让一大群无序的蝗虫变为有秩序行军的蝗群的原因。这种蝗群可以破坏大面积的作物和自然植被。
• We pinpointed the flaws in his argument.
  我们突出他辩论中的错误。
• His refusal to help simply pinpointed his cowardice.
  他拒绝帮助正显示他的胆小。
• Researchers have pinpointed a mechanism in the brains of mice that could explain why some human mothers suffer from depression after childbirth.
  研究人员已精确找到老鼠大脑内的一处机制，能够解释为何一些人类母亲在分娩后会得抑郁症。
• Computers pinpointed where the shells were coming from.
  计算机确定了炮弹发射的位置。
• One senior US official said the Pentagon had pinpointed the exact origins of the attack.
  一位美国高层官员表示，五角大楼已查明此次攻击的确切来源。
• Researchers at the University of Pennsylvania have pinpointed a protein that triggers hair loss, BBC reported.
  据英国广播公司报道，宾夕法尼亚大学的研究人员找到了一种引起脱发的蛋白质。
• As a result, the Framingham Study has pinpointed as many as200 factors associated with increased risk of the disease, particularly high blood pressure, high cholesterol and smoking.
  结果，弗兰明翰研究一针见血地指出：多达200种因素与患心脏病的上升危险有关，特别是高血压，高胆固醇和抽烟。