| 释义 |
DEFINITIVE EXAMPLES 权威例句〔effort〕The use of physical or mental energy to do something; exertion.努力：耗费精神或体力来做某事；费劲美国传统〔effort〕These nouns refer to the expenditure of physical or mental energy to accomplish something.这些名词表示为完成某事而耗费体力或精力。美国传统〔reduce〕To sap the spirit or mental energy of.精神耗损：侵蚀……的精神或精力美国传统 |