roughly

英['rʌfli]美['rʌfli]

adv.
1.大约；大致；差不多
2.粗暴地；粗鲁的
3.粗糙地；凹凸不平地

比较级：rougher,roughest

时　态：roughed,roughing,roughs

名　词：rough'ness

副　词：rough'ly

同反义词

同：	[r.] about, approximately, just about, rough

词义辨析

almost，nearly，about，approximately，around，roughly

这些副词均有“大约，差不多”之意。
almost指在程度上相差很小，差不多。
nearly与almost含义基本相同，侧重指数量、时间或空间上的接近。
about常可分almost和nearly换用，但about用于表示时间、数量的“大约”时，实际数量可能多也可能少。
approximately多用于书面语，指精确度接近某个标准以致误差可忽略不计。
around多用于非正式场合，常见于美国英语。
roughly指按精略估计，常代替about。

参考例句

Roughly the same number oppose liberalization of marriage laws
这个数量与反对将婚姻法自由主义化的人的数量大致相同，收藏
The two banana bonds start out from each carbon at roughly the tetrahedral angle
这两个香蕉键是从每个碳原子以接近四面体角发出的。收藏
The two players are well-matched, ie roughly equal in ability
这两人技艺不相上下收藏
Very roughly, the insulting value of a concrete is inversely proportional both to its density and to its strength
很近似地说，混凝土的隔热值与其密度和强度均成反比。收藏
He spoke roughly in order to belie his air of gentility(James Joyce)
为了给人有贵族气派的印象，他说话粗暴(詹姆斯·乔伊丝)收藏

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英英解释

副词解释：

(of quantities) imprecise but fairly close to correct
- lasted approximately an hour
- in just about a minute
- he's about 30 years old
- I've had about all I can stand
- we meet about once a month
- some forty people came
- weighs around a hundred pounds
- roughly $3,
[同] about, just about, approximately, around, more or less, or so, roughly, some, close to
with roughness or violence (rough' is an informal variant for roughly')
- he was pushed roughly aside
- they treated him rough
[同] rough, roughly

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