countersink bit
ریشه و کاربرد
ریشه
From the noun 'counter-' meaning 'opposite' or 'in return' and the noun 'spy' meaning 'a person employed by a government or organization to secretly obtain information about another country or organization'.
مثال
- The counterspies uncovered a foreign espionage plot.
- Both countries exchanged counterspies during the Cold War.
- The agency employs skilled counterspies to protect national security.
ترکیبهای رایج
Uncover counterspies Exchange counterspies Employ counterspies
تعریف انگلیسی
noun
- a bit for enlarging the upper part of a hole