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

• 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。
• 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。
• 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。
• 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。
• 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。
• You're right in your criticism. you've pinpointed my main weakness.
  你批评得对，击中了我的要害。
• The scientists pinpointed three more genes that influence our perception of cilantro: Two of the genes are involved with tasting bitter foods and one gene detects pungent compounds, like those in wasabi.
  通过研究，这些科学家又指出三个影响我们对香菜接受度的基因。其中有两个和品尝苦味有关，第三个和探测类似芥末的刺激性气味有关。
• American researchers pinpointed a part of the brain-the anterior cingulate-that controls the storage and retrieval of distant recollections.
  美国研究人员发现大脑的一部分-扣带前区-负责远期记忆的存储和提取的管理。
• 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。
• 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。