plumb line

Noun

A line with a weight attached, used as a vertical reference.

ریشه

The term 'plumb line' combines 'plumb' (referring to the vertical line) and 'line' (referring to the string or cord).

مثال

• The mason used a plumb line to ensure the wall was straight.
• The plumb line hung from the ceiling, indicating the vertical alignment.
• The architect relied on plumb lines to guide the construction process.

ترکیب‌های رایج

Use a plumb line Hang a plumb line Rely on plumb lines Swing a plumb line