a punctuation mark (∶) indicating
冒号（：）， 用法如下：
that a writer is introducing a quotation or a list of items
［引出引用语或表示列举］ 。
that a writer is separating two clauses of which the second expands or illustrates the first
［分隔两个分句，其中后者详细阐述（或举例说明）前者］ 。
a statement of proportion between two numbers
［表示两个数字之间的比例］ ： １０∶１． １０比１．
the separation of hours from minutes (and minutes from seconds) in a statement of time given in numbers
［以 数字表示时间时“时”和“分”（或“分”和“秒”）的分隔］∶ 4∶30
the number of the chapter and verse respectively in biblical references
[用在《圣经》的章和节之间]
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Exodus 3∶2 .《出埃及记》第三章第二节。
【剖】 结肠。
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colonn.冒号；结肠
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colorn.颜色；人的皮肤外观；色彩纷呈；鲜明生动；色彩识别标志
"mid 16th cent. （as a term in rhetoric denoting a section of a complex sentence, or a pause before it）： via Latin from Greek
