not easily cut
able to endure hardship
rough
hard to cut or chew
severe
difficult
"a tough character"
"a rugged competitive examination"
"the rugged conditions of frontier life"
"the competition was tough"
"it's a tough life"
"it was a tough job"
"the tough bottoms of his feet"
"sturdy steel shelves"
"sturdy canvas"
"a tough all-weather fabric"
"some plastics are as tough as metal"
"the more ruffianly element"
"tough street gangs"
"my throat feels bad"
"she felt bad all over"
"he was feeling tough after a restless night"
"had hard luck"
"a tough break"
"a baffling problem"
"I faced the knotty problem of what to have for breakfast"
"a problematic situation at home"
The dermis, the tough fibrous tissue of the skin.
出自:Health Now
A tough impact-resistant thermoplastic housing.
出自:Skin Diver
以上内容独家创作,受著作权保护,侵权必究
海词词典,十七年品牌