rough

大致的想法

a general or vague conception or plan

一个笼统或模糊的概念或计划

an approximate calculation or judgment of the value, number, or quantity

艰难时期

a period of difficulty or suffering

一段困难或痛苦的时期

a set of basic principles or instructions that are not intended to be followed strictly

粗糙的表面

a surface that is not smooth

a difficult period in one's life or in a relationship

a preliminary version of a piece of writing

粗糙的皮肤

skin that is not soft or smooth to the touch

不光滑的皮肤

a night with little or poor quality sleep, or a night involving unpleasant events

粗糙的手

hands with coarse skin, often from manual labor

皮肤粗糙的手，通常由体力劳动造成

草图

a simple, quickly-made drawing that does not show much detail

快速完成且缺少细节的简单绘图

a road with an uneven surface

a journey, situation, or experience that is difficult and unpleasant

波涛汹涌的大海

a sea with large, powerful waves

粗糙的木材

wood that has not been sanded or finished

an area with a lot of crime and social problems

a value or quantity that is nearly but not exactly correct

崎岖的地形

land that is difficult to travel over

湍急的水域

water (in a river, lake or sea) that is turbulent with waves

（河流、湖泊或海洋中）波涛汹涌的水域

unfair treatment

a journey across water in bad weather with large waves

粗糙的声音

a low-pitched and harsh-sounding voice

a type of treatment that is not fair or that does not follow the normal rules of law