guideline
n.
1785, "line marked on a surface before cutting," from guide + line, n.. Meaning "rope for steering a hot-air balloon" is from 1846. In figurative use by 1948. Related: Guidelines.
| 词汇 | guideline |
| 词根词缀 | Online Etymology Dictionary guideline n. 1785, "line marked on a surface before cutting," from guide + line, n.. Meaning "rope for steering a hot-air balloon" is from 1846. In figurative use by 1948. Related: Guidelines. |
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