If something is ribbed, it has raised lines on it, like a row of little ridges. The picture behind the word is a rib in the body: a long, raised shape with a dip beside it.

If something is ribbed如果某個東西是ribbed有稜紋的 it has raised lines on it代表它表面有一條條凸起的線 like a row of little ridges像一排小小的稜脊 The picture behind the word這個字背後的畫面 is a rib in the body是身體裡的一根肋骨 a long, raised shape一個細長凸起的形狀 with a dip beside it旁邊帶著一道凹陷

You see it on cloth (a ribbed jumper, ribbed cuffs that hug the wrist), on corduroy, on metal sheets, on some leaves and shells, on tyres, and on some tools with a grip. Knitters and clothes shops in particular use it as a normal, not-fancy word.

You see it你會在 on cloth布料上看到它 (a ribbed jumper像羅紋毛衣 ribbed cuffs that hug the wrist或貼手腕的羅紋袖口) on corduroy燈芯絨上 on metal sheets金屬板上 on some leaves and shells某些葉子和貝殼上 on tyres輪胎上 and on some tools with a grip還有一些有握把的工具上 Knitters and clothes shops in particular織品業和服飾店 use it as a normal, not-fancy word特別會把這個字當成很普通、不花俏的說法來用

People also use it for things designed to grip or to stretch and spring back. Though actually, the lines do not have to look like bones; any regular raised stripes can count, and the word does not by itself tell you the material — only the surface.

People also use it人們也會用這個字 for things designed to grip or to stretch and spring back來形容設計成方便抓握，或能伸展彈回的東西 Though actually不過其實 the lines do not have to look like bones這些線條不一定要像骨頭 any regular raised stripes can count只要是規律的凸起條紋都算 and the word does not by itself tell you the material而且這個字本身不會告訴你材質 only the surface只說明表面的樣子