词典释义：
consisting of three parts; threefold
有三部分的；三倍的
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the fish were caught with large treble hooks dragged through the water .这条鱼被拖在水中的大三重鱼钩给钩住了。
multiplied or occurring three times
乘以三的，出现三次的
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she turned back to make a double and treble check .她折回去，核查了两三遍。
used to indicate that a number occurs three times in succession
（数字）连续出现三次的
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call Kate on 0500 403 treble zero .用０５００ ４０３三个零这个号码与凯特通话。
three times as much or as many
三倍
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the tip was at least treble what she would normally have given .这小费至少是她平时所给的三倍。
〈英〉 （赛期、比赛中）连胜三次，三连冠
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the victory completed a treble for the horse's trainer .这次胜利使驯马师得以连中三元。
【镖】 镖盘正中（得三倍分的）内圈。
〈英〉 三重彩投注。
a threefold quantity or thing, in particular
三倍，三重物，尤指：
(in showjumping)a fence consisting of three elements
（超越障碍马术比赛的）三重栅栏。
a crochet stitch made with three loops of wool on the hook at a time
三重钩编针脚。
a drink of spirits of three times the standard measure
（一杯）三倍分量的酒。
a number or amount which is three times as large as a contrasting or usual number or amount
三倍
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by virtue of having paid treble, he had a double room to himself .付了三倍的钱后，他拥有了一套自己的双人间。
make or become three times as large or numerous
使成三倍，增加两倍
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[with obj.]
rents were doubled and probably trebled 租金增加一倍，也有可能是两倍
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[no obj.]
his salary has trebled in a couple of years .几年内，他的工资涨了两倍。
a high-pitched voice, especially a boy's singing voice
高音（尤指男童声）。
a boy (or girl) with such a singing voice
高音男童（或女童）。
a part written for a high voice or an instrument of a high pitch
高声部；高声部乐器。
[as m odifier]denoting a relatively high-pitched member of a family of similar instruments
高声部乐器的
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a treble viol .一把高音提琴。
(亦作
（套钟中最小，音高最高的）高音钟。
[mass noun]the high-frequency output of a radio, or audio system, corresponding to the treble in music
高音（无线电或音响系统的高频输出）。
"Middle English： via Old French from Latin