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

• This binding capability can be pinpointed to a characteristic base sequence known as a homeobox.
  这种能力与被称为同源框的特定碱基序列有关。
• He's pinpointed the national reservoirs.
  他精确标示出全国水库位置。
• 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。
• A new study has pinpointed the mosquito species responsible for most malaria cases in southwestern Cameroon& an area where little is known about the transmission of the disease.
  一项新的研究锁定了造成喀麦隆西南部绝大多数疟疾病例的蚊子类型。此前科学家对于该地区疟疾的传播情况知之甚少。
• Generally, however, the cause is then even more difficult to pinpoint or cannot be pinpointed at all.
  但是，通常很难查明原因或者根本不能查明原因。
• 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。
• 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。
• The exact day of the Christ child's birth has never been pinpointed.
  确切的一天，基督孩子的出生从来没有确定。
• 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。
• Israeli researchers have pinpointed a human brain region that keys in overcoming fear.
  以色列科学家在人的大脑中定位到一个区域，认为这里对克服恐惧感起重要作用。