dot是什么意思

dot

英[dɒt] 美[dɑːt]

n. 点，小圆点；
v. 散布于，遍布；

复数：dots;

第三人称单数：dots;

过去式：dotted;

过去分词：dotted;

现在分词：dotting;

词组

dot the i's and cross the t's
(informal)ensure that all details are correct (非正式)一丝不苟，重视细节
on the dot
(informal)exactly on time (非正式)准时地
the year dot
(Brit. informal)a very long time ago (英，非正式)很久以前
on the dot 或 at the dot
Exactly at the appointed time; punctual or punctually 准时：正好在指定时间的；准时的或准时地

柯林斯高阶英汉双解学习词典释义

N-COUNT

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.
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 .
例句
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。
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.
例句
Small coastal towns dot the landscape. 这一地区滨海小镇星罗棋布。
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.
例句
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。 At nine o' clock on the dot, they have breakfast. 他们在 9 点钟准时吃早饭。
PHRASE

(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.
PHRASE

很久以前

The year dot is used to mean a very long time ago.
例句
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。

英汉词典释义

n.
点, 小圆点
Join the dots up to complete the drawing. 顺点连线把图画好。 There is a dot between 6 and 0. 在六和零之间有一个小数点。
vt.
以小圆点标出
分布各处
The sky was dotted with stars. 天上繁星密布。
打, 击(某人)
He dotted me in the eye. 他击中了我的眼睛。
布满；点缀

英英词典释义

Noun
1. a very small circular shape;
"a row of points""draw lines between the dots"
2. the shorter of the two telegraphic signals used in Morse code
3. street name for lysergic acid diethylamide
Verb
1. scatter or intersperse like dots or studs;
"Hills constellated with lights"
2. distribute loosely;
"He scattered gun powder under the wagon"
3. make a dot or dots
4. mark with a dot;
"dot your `i's"

行业词典

体育：球面小色点；
医学：小点，斑点；

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