segment

segment
[ˈsɛgm(ə)nt]
noun

each of the parts into which something is or may be divided
部分；片段
■a portion of time allocated to a particular broadcast item on radio or television
（广播电视节目）时间段
■a separate broadcast item, typically one of a number that make up a particular programme
某一时段单独播放的节目
■(Phonetics)the smallest distinct part of a spoken utterance, especially with regard to vowel and consonant sounds rather than stress or intonation
(语音学)（元音、辅音的）切分成分
■(Zoology)each of the series of similar anatomical units of which the body and appendages of some animals are composed, such as the visible rings of an earthworm's body
(动)体节；节
(Geometry)a part of a figure cut off by a line or plane intersecting it, in particular
(几何)用线（或面）截得的部分图形，尤指
■the part of a circle enclosed between an arc and a chord
弓形
■the part of a line included between two points
线段
■the part of a sphere cut off by any plane not passing through the centre
球缺

verb

[with obj.]divide (something) into separate parts or sections
分割；划分
the unemployed are segmented into two groups.
失业者划分为两类。
■[no obj.]divide into separate parts or sections
分割；划分
the market is beginning to segment into a number of well-defined categories.
市场正在分化成明确的几类。
■[no obj.](Embryology)(of a cell) undergo cleavage; divide into many cells
(胚)（细胞）分裂

派生
segmentary
adjective
segmentation
noun
语源

late 16th cent. (as a term in geometry): from Latin segmentum, from secare 'to cut'. The verb dates from the mid 19th cent

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