dot

名词 dot:

1. a very small circular shape
   同义词：point
2. the United States federal department that institutes and coordinates national transportation programs; created in 1966
   同义词：Department of Transportation, Transportation
3. the shorter of the two telegraphic signals used in Morse code
   同义词：dit
4. street name for lysergic acid diethylamide
   同义词：acid, back breaker, battery-acid, dose, Elvis, loony toons, Lucy in the sky with diamonds, pane, superman, window pane, Zen

动词 dot:

1. scatter or intersperse like dots or studs
   同义词：stud, constellate
2. distribute loosely
   同义词：scatter, sprinkle, dust, disperse
3. make a dot or dots
4. mark with a dot

1. He watched the train away until it was only a dot in the distance.
   他目送着列车驶去，直到它成了远方的一个小黑点。
2. The lake was dotted with little boats.
   湖面上布满了小船。
3. The train arrived on the dot of three o'clock.
   那辆火车三点钟准时到达。

dot

n.（名词）

A tiny round mark made by or as if by a pointed instrument; a spot.
点：由或象有尖头器具标记的小圆点；点
Such a mark used in orthography, as above ani.
小点：用于正字法中的小点，例如i 上部分
A tiny amount.
少量
In Morse and similar codes, the short sound or signal used in combination with the dash and silent intervals to represent letters, numbers, or punctuation.
莫尔斯电码点：在莫尔斯电码或类似电码中，用长划及无音间隔与短音或符号结合起来表示字母、数字或标点
Mathematics
【数学】
A decimal point.
小数点
A symbol of multiplication.
乘号
Music A mark after a note indicating an increase in time value by half.
【音乐】 顿音标记，附点：音符后面的标记，表明增加半拍
v.（动词）
dot.ted,dot.ting,dots
v.tr.（及物动词）
To mark with a dot.
标记：以点做标记
To form or make with dots.
虚线：用点形成或构成
To cover with or as if with dots:
点缀：用或似用点布满：
例句：
.Campfires, like red, peculiar blossoms, dotted the night.(Stephen Crane)
.营火象红色的、别致的花朵点缀着黑夜.(斯蒂芬·克兰)

v.intr.（不及物动词）
To make a dot.
加点

<习惯用语>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：
例句：
arrived at nine o`clock on the dot.
于九点准时到达

来源：
Middle English *dot
中古英语 *dot
from Old English dott [head of a boil]
源自 古英语 dott [沸点]

【引伸】
dot.ter
n.（名词）

---------------另--------------
dot
dot 2

n.（名词）
A woman`s marriage portion; a dowry.
女人的陪嫁；嫁妆

来源：
French
法语
from Latin dôs dôt- [dowry] * see dô-
源自 拉丁语 dôs dôt- [嫁妆] *参见 dô-

【引伸】
do.tal