| 单词 | lost motion | 
| 释义 | > as lemmaslost motion   lost motion n. imperfect transmission of motion between two parts of a machine which communicate one with the other, due to faulty construction or looseness of the parts. ΚΠ 1877    R. W. Raymond Statistics Mines & Mining 421  				The movement being continuous and rapid in one direction—so that there is no loss motion [sic]. a1884    E. H. Knight Pract. Dict. Mech. Suppl. 560/2  				Lost Motion, looseness of fitting, incident to wear of parts. < as lemmas | 
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