vt. 准确地找出或描述 find or describe exactly (the nature or cause of sth)
vt. 为…准确定位 show the exact position of
adj.(形容词)
[A] 非常精确的 very exact
英英释义
Noun
a very brief moment;
"they were strangers sharing a pinpoint of time together"
a very small spot;
"the plane was just a speck in the sky"
the sharp point of a pin
Verb
locate exactly;
"can you pinpoint the position of the enemy?" "The chemists could not nail the identity of the chromosome"
例句
用作动词(v.)
It's difficult to pinpoint the cause of the accident.很难清楚地找到事故发生的原因。
With this device, we can pinpoint your exact location.有了这个仪器，我们可以精确地标出你的位置。
We need to pinpoint our target market.我们需要明确指出我们的市场目标。
We pinpointed the flaws in his argument.我们突出他辩论中的错误。
用作名词(n.)
There is only a pinpoint of light in the cave.山洞中只能见到一丝光线。
The bomb hit the pinpoint at which they aimed.炸弹精确地击中了目标。
用作形容词(adj.)
They can control precisely where the nanotube penetrates a cell, for example, and een pinpoint smaller cell structures, such as the nucleus or mitochondrion.例如他们能精确的控制纳米管插入细胞的位置，甚至能定位到更小的细胞结构如细胞核或线粒体。
He discovered some pinpoint particles in the liquid.他在液体中发现了一些极其微小的细粒。
