technology——the study and use of science for practical purposes in industry,etc科技/技术的研究及应用；the scientific knowledge that is needed for a particular industry,etc科技；技术
technique——a particular way of doing sth工艺；技巧;your practical ability in sth技能；技术；技巧
skill—— the ability to do something well, usually as a result of experience and training技能，熟练，巧妙; a particular ability that involves special training and experience技巧，手艺，（专门）技术
technology指科学、科技，用在概括性的学科、技术描述上，如information technology 信息技术.
technique指工艺、技巧，用在某项特指的工艺的描述上，如porcelain making technique 造瓷工艺
skill指的是人具有的技术能力，如english skill 英语技能，skilled man技术熟练的人
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