mass noun
1- the ability to do something well; expertise技巧, 技艺, 技能：
difficult work, taking great skill.
需要熟练技巧的难活。
1.1
- count noun a particular ability（特定）技能, 技巧, 技艺：
the basic skills of cookery.
烹饪的基本技巧。
派生词
skilless
adjective （archaic〈古〉）词源
late Old English scele 'knowledge', from Old Norse skil 'discernment, knowledge'.