dot

noun

1. 点；小点；小圆点
   a small round mark, especially one that is printed
   1. There are dots above the letters i and j.
      字母i和j上面都有一点。
   2. Text and graphics are printed at 300 dots per inch.
      文字和插图按每英寸300个点的密度打印。
   3. The helicopters appeared as two black dots on the horizon.
      直升机像两个小黑点出现在地平线上。
2. 点（用以分隔域名、统一资源地址、电子邮件地址的组成部分）
   a symbol like a full stop/period used to separate parts of a domain name , a URL or an email address

verb

1. 在（字母上方、字母或单词旁边）加点
   to put a dot above or next to a letter or word
   1. Why do you never dot your i's?
      你为什么从不在字母i上加点呢？
2. 星罗棋布于；遍布
   to spread things or people over an area; to be spread over an area
   1. The countryside was dotted with small villages.
      乡间有星罗棋布的小村庄。
   2. Small villages dot the countryside.
      小村庄星罗棋布于乡间。
   3. There are lots of Italian restaurants dotted around London.
      伦敦到处都有意大利餐馆。
3. 布满；点缀
   to put very small amounts of sth in a number of places on a surface
   1. Dot the cream all over your face.
      将乳霜均匀地搽在脸上。
   2. Dot your face with the cream.
      将乳霜搽在脸上。

1. 点;小点;小圆点
   A dot is a very small round mark, for example one that is used as the top part of the letter 'i', as a full stop, or as a decimal point.
2. N-COUNT (因距离远而看起来)似小点之物，点状物
   You can refer to something that you can see in the distance and that looks like a small round mark as a dot .
   1. Soon they were only dots above the hard line of the horizon.
      很快他们就成了地平线上的几个小点了。
3. VERB 散布于;星罗棋布于;遍布
   When things dot a place or an area, they are scattered or spread all over it.
   1. Small coastal towns dot the landscape.
      这一地区滨海小镇星罗棋布。
4. See also: dotted polka dots
5. PHRASE 准时地;按指定时间
   If you arrive somewhere or do something on the dot, you arrive there or do it at exactly the time that you were supposed to.
   1. They appeared on the dot of 9.50 pm as always...
      他们和往常一样在晚上9点50分准时出现。
   2. At nine o' clock on the dot, they have breakfast.
      他们在 9 点钟准时吃早饭。
6. (在耗时且无关紧要的事情上)一丝不苟，注重细节
   If you say that someone dots the i's and crosses the t's, you mean that they pay great attention to every small detail in a task; often used to express your annoyance because such detailed work seems unnecessary and takes a very long time.
7. PHRASE 很久以前
   The year dot is used to mean a very long time ago.
   1. You've wanted to be a barrister since the year dot.
      很久以前你就一直想成为一名辩护律师了。

1. He started for Dot's bedroom and Myrtle held him back.
   他正要去多特的卧室，被默特尔拦住了。
2. Soon they were only dots above the hard line of the horizon.
   很快他们就成了地平线上的几个小点了。
3. At nine o 'clock on the dot, they have breakfast.
   他们在9点钟准时吃早饭。
4. You've wanted to be a barrister since the year dot.
   很久以前你就一直想成为一名辩护律师了。
5. 'For heaven's sake!' Dot expostulated. 'They're cheap and they're useful.'
   “拜托！”多特反驳道，“它们又便宜又管用。”
6. Lofty derricks dot the landscape in an oil field.
   高耸的井架点缀着油田的景色。
7. The book contained church records going back to the year dot.
   这本书收录有追溯到很久以前的一些教会记录。
8. The junctional complex appears as a dense bar dot near the juxtaluminal surface.
   连接复合体像一个致密的棒或致密的点，位于游离面附近。
9. Trees dot the landscape.
   一棵棵树点缀着这里的风景。
10. Fuel shortage isn't something that's going to happen in the year dot within the lifetime of the youngest of us.
    能源不足并不是在遥远的未来才会发生的事，我们之中年纪最小的人这一生中就会碰到。
11. The coast guard kept a watchful eye on the black dot that had appeared out at sea.
    海防战士警觉地注视着出现在海面上的黑点。
12. I've been going there every summer since the year dot.
    我从很久以前每年夏天都到那里去。
13. Then the dot saw a white cube with dots on every side.
    接着点又看到了一个白色的立方体，每一面都布满了小圆点。
14. My wings are gray with an orange and black dot.
    我的翅膀是灰色与橙色和黑点。
15. They are marked with a green dot.
    用绿色圆点对它们进行了标记。
16. The character contains a dot within a rectangle.
    这个字包括一个矩形和面的一个点。
17. If you have a GPS-enabled device, this blue dot corresponds to your GPS location.
    如果你有一个全球定位系统功能的装置，这个蓝色的圆点对应于你的全球定位系统定位。
18. These three characteristics are: screen size, the dot and refresh rate.
    这三种特性是：屏幕大小，像素点和刷新率。
19. Menus are available on each axis and for dot color and size so that you can select metrics.
    菜单上提供每个轴和斑点颜色和大小，以便你可以选择数据。
20. I made a mistake yesterday, do dot make any more mistake.
    昨天我犯了一个错，不要在犯错了。
21. Each dot is a time and a place.
    每个点是一个时间和一个地方。
22. Work and energy are dot products.
    功和能都是点积。
23. In this Paper, the coherent transport characteristics of electrons tunneling through a quantum dot are investigated.
    研究了电子隧穿通过量子点的相干输运特性。
24. But now the power that I have to generate is the dot product between the force and the velocity.
    但现在我要产生的，功率是力和速度，间的标量积。
25. I will not be the next red dot!
    我不要变成下一个红点！
26. We do a dot products between the rows of A and the columns of X.
    我们把A的行，和X的列做点乘。
27. Dot's found a companion she can speak with.
    圆圆找到了一个能跟她说话的同伴了。
28. I dot have one photograph of my family.
    我现在还没有一张我家人的照片。
29. A pixel is the smallest dot in the system which can be manipulated for its brightness and colour.
    像素是该系统内最小的点子，每一像素的明暗和颜色可单独的操纵和调整。

n.

on the dot

• 准时；在指定时刻
  exactly on time or at the exact time mentioned
  1. The taxi showed up on the dot.
     出租车准时到了。
  2. Breakfast is served at 8 on the dot.
     8点整开早饭。

the year dot

• 很久以前
  a very long time ago
  1. I've been going there every summer since the year dot.
     我从很久以前就每年夏天都去那里。

v.

dot your i's and cross your t's

• （完成任务时）一丝不苟，注重细节
  to pay attention to the small details when you are finishing a task

noun

1. street name for lysergic acid diethylamide

   Synonym:    acidback breakerbattery-aciddoseElvisloony toonsLucy in the sky with diamondspanesupermanwindow paneZen

2. the shorter of the two telegraphic signals used in Morse code

   Synonym:    dit

3. a very small circular shape
   1. a row of points
   2. draw lines between the dots

   Synonym:    point

verb

1. mark with a dot
   1. dot your `i's

2. make a dot or dots

3. distribute loosely
   1. He scattered gun powder under the wagon

   Synonym:    scattersprinkledustdisperse

4. scatter or intersperse like dots or studs
   1. Hills constellated with lights

   Synonym:    studconstellate