groma.
/groh-muh/US // ˈgroʊ mə //
格罗玛,格罗马,蹊跷,蹊径
Definitions
n.noun · 名词
- 1.
- ›an instrument having a cruciform wooden frame with a plumb line at the end of each arm, used for laying out lines at right angles to existing lines.
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