roughly + number/quantity
The project will take roughly two weeks to complete.
该项目将需要大约两周时间完成。
粗暴地；粗鲁地；不平整地；凹凸不平地；粗暴地；不友善、不温柔地。；(数量)不精确但相当接近正确；不平整地；不规则地。
Used to indicate that a number or amount is not exact, but close to the correct value.
粗暴地；不友善、不温柔地。
In a rough manner; without kindness, softness, or gentleness.
(数量)不精确但相当接近正确
(of quantities) imprecise but fairly close to correct
不平整地；不规则地。
Unevenly or irregularly.
粗暴或猛烈地(“rough”是“roughly”的非正式变体)
with roughness or violence (`rough' is an informal variant for `roughly')
大约；大致；粗略地。
Without precision or exactness; imprecisely but close to in quantity or amount; approximately.
在粗糙表面上粗略地移动
with rough motion as over a rough surface
The meeting will start at roughly 10 o'clock.
会议大约在10点钟开始。
用法提示：副词，表示大约
AI contextual example
He roughly estimated the cost of the project.
他粗略地估计了项目的成本。
用法提示：副词，表示粗略地
AI contextual example
She was treated roughly by the angry crowd.
她被愤怒的人群粗暴地对待。
用法提示：副词，表示粗暴地
AI contextual example
The project will take roughly two weeks to complete.
该项目将需要大约两周时间完成。
The wood was roughly cut.
木头被粗鲁地切割了。
Roughly speaking, the population has doubled.
粗略地说，人口已经翻倍。
与'roughly'在表示约数时基本同义，但'approximately'更正式
最常用，口语和书面均可
与'about'类似，常用于非正式场合
强调接近但未达到，不完全等同
短语，强调近似程度高，但结构不同
grammar · medium
易错句子He gave a roughly answer.
正确表达He gave a rough answer.
副词'roughly'不能修饰名词，应改为形容词'rough'来修饰名词'answer'。
grammar · medium
易错句子I have roughly books.
正确表达I have roughly 20 books.
表示'大约'的副词'roughly'后必须接具体的数量或测量，不能直接接名词复数。
roughly指粗略估计，不精确；approximately强调接近精确值
roughly指行为粗暴，harshly强调言语或态度严厉
大致相等
The two groups are roughly equal in size.
这两组大小大致相等。
大致相同
Both proposals cost roughly the same amount.
两个提案的费用大致相同。
粗略地说
Roughly speaking, the project will take two months.
粗略地说，这个项目需要两个月。
粗略估计
We can roughly estimate the distance by time.
我们可以通过时间粗略估计距离。
粗暴地对待
The box was roughly handled during shipping.
这个箱子在运输中被粗暴地对待了。
常与roughly搭配使用，表示粗略的估算
roughly用于描述近似数值
ballpark figure指粗略估计的数字
指一种基于猜测的粗略估计方式
roughly常涉及一定的误差范围
粗略地说
Roughly speaking, the population of the city is about 10 million.
粗略地说，这个城市的人口大约一千万。
Dictionary facts from DICTIONARY_API_DEV, ECDICT, WIKTIONARY.