单词 | drafting instrument |
释义 | drafting instrument (extremely rare) n WORD FAMILY drafting instrument n an instrument used by a draftsman in making drawings Hypo|Hyper compass drafting instrument used for drawing circles dividera drafting instrument resembling a compass that is used for dividing lines into equal segments or for transferring measurements protractordrafting instrument used to draw or measure angles triangleany of various triangular drafting instruments used to draw straight lines at specified angles T-squarea square used by draftsmen to draw parallel lines instrument a device that requires skill for proper use |
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