| 单词 | spanworm |
| 释义 | spanworm in British English (ˈspænˌwɜːm) noun a larva of a type of moth spanworm in American English (ˈspænˌwɜrm) US noun measuring worm spanworm in American English (ˈspænˌwɜːrm) noun the larva of any geometrid moth, which progresses by bringing the rear end of the body forward and then advancing the front end; measuringworm Word origin [1810–20, Amer.; span1 + worm]This word is first recorded in the period 1810–20. Other words that entered Englishat around the same time include: dominance, dynamic, keyboard, knockout, realism |
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