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新东方-柯林斯雅思备考词典
treble
英 [ˈtrebəl]
[NOUN, VERB]
1. [C 可数名词] （立体声音响或收音机的）高音 , 高音调节旋钮
On a stereo system or radio, the treble is the ability to reproduce the higher musical notes. The treble is also the knob which controls this.
NOUN. 名词
1. 三倍的
If one thing is treble the size or amount of another thing, it is three times greater in size or amount.
近义词
PREDET. 前置限定词
trebles , trebling , trebled
1. [I 不及物动词] 使增加两倍 , 增加两倍
If something trebles or if you treble it, it becomes three times greater in number or amount than it was.
近义词
triple
双语例句
例：They will have to pay much more when rents treble in January.
1月份时房租将增加两倍，他们得多付不少钱。