- a device for setting horizontal surfaces, consisting of an accurate block of material in which a sealed slightly curved tube partially filled with liquid is set so that the air bubble rests between two marks on the tube when the block is horizontal
| 单词 | spirit level |
| 释义 | WordReference Random House Unabridged Dictionary of American English © 2024 spir′it lev′el, [Survey.]
Collins Concise English Dictionary © HarperCollins Publishers:: spirit level n
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