形容词

1. 崎岖不平的;高低起伏的;多岩石的
A rugged area of land is uneven and covered with rocks, with few trees or plants.

1. sturdy and strong in constitution or construction
enduring

e.g. with a house full of boys you have to have rugged furniture

2. very difficult
severely testing stamina or resolution

e.g. a rugged competitive examination
the rugged conditions of frontier life
the competition was tough
it's a tough life
it was a tough job

Synonym: tough

3. topographically very uneven

e.g. broken terrain
rugged ground

Synonym: broken

4. having long narrow shallow depressions (as grooves or wrinkles) in the surface

e.g. furrowed fields
his furrowed face lit by a warming smile

Synonym: furrowed