a small round mark, especially one that is printed 点；小点；小圆点 There are dots above the letters i and j. 字母 i 和 j 上面都有一点。 Text and graphics are printed at 300 dots per inch. 文字和插图按 300 点每英寸的精度打印。 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。 The island is a small green dot on the map. 这个岛在地图上是一个小绿点。
Synonyms patchpatchTopics Languageb2- dot
- mark
- spot
- patch an area of something, especially one which is different from the area around it:
a white dog with a black patch on its head 头上有一块黑斑的白狗 patches of dense fog 团团浓雾
- dot a small round mark on something, especially one that is printed:
The letters ‘i’ and ‘j’ have dots over them. 字母 i 和 j 上面都有一点。 The island is a small green dot on the map. 这个岛在地图上是一个小绿点。
- mark an area of colour that is easy to notice on the body of a person or animal:
The horse had a white mark on its head. 这匹马头上有块白斑。
- spot a small round area that is a different colour or feels different from the surface it is on:
Which has spots, a leopard or a tiger? 有斑点的是豹还是虎？
- a patch/dot/mark/spot on something
- with patches/dots/marks/spots
- a blue/black/red, etc. patch/dot/mark/spot
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computing 计算机 a symbol like a full stop used to separate parts of a domain name, a URL or an email address 点（用以分隔域名、统一资源地址、电子邮件地址的组成部分） the shorter of the two signals that are used in Morse code 点： 摩尔斯电码中使用的两个信号中的较短者Telegrams were sent using the complex dots and dashes of Morse code. 电报是用莫尔斯电码的复杂点和破折号发送的。
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music 音乐 a small round mark that appears after a musical note to show that it should last for an extra half of its usual length, or above a musical note to show that it should be played staccato 点；小点；小圆点 A dot after a note lengthens its duration by half. 音符后的一个点会将其持续时间延长一半。 The dot above some notes means they are to be played staccato, the opposite of legato. 一些音符上面的点表示它们是断奏，与连奏相反。
Word OriginOld English dott ‘head of a boil’. The word is recorded only once in Old English, then not until the late 16th cent., when it is found in the sense ‘a small lump or clot’, perhaps influenced by Dutch dot ‘a knot’. The sense ‘small mark or spot’ dates from the mid 17th cent.
Idioms
on the dot
the year dot (British English)
(North American English the year one)