| 单词 | virtual work |
| 释义 | Definition of virtual work in English:virtual worknoun Mechanics
OriginLate 19th century; earliest use found in George Minchin (1845–1914). Definition of virtual work in US English:virtual worknoun Mechanics
OriginLate 19th century; earliest use found in George Minchin (1845–1914). |
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