작동, 운용, 작용
the fact or condition of functioning or being active
예문:
"The machine's operation is remarkably quiet even at high speeds."
"Regular maintenance ensures the smooth operation of the engine."
운영, 경영, 관리
the management or running of a business or organization
예문:
"She oversees the daily operation of the retail store."
"The company is streamlining its global operations to cut costs."
기업, 사업체, 업체
a business organization or a specific activity in which a business is involved
예문:
"They run a small family operation in the countryside."
"The tech giant sold its mobile phone operation last year."
수술
an act of surgery performed on a patient
예문:
"The surgeon performed a three-hour operation on his knee."
"She is recovering well after her emergency operation."
작전, 활동
an organized and concerted activity involving a number of people, especially military or police
예문:
"The rescue operation saved dozens of stranded hikers."
"The police launched a sting operation to catch the thieves."
연산, 계산
a mathematical process, such as addition or multiplication, according to formal rules
예문:
"The computer can perform millions of operations per second."
"Students must master the four basic operations of arithmetic."
시행, 실시, 효력
the state of being in effect or being carried out
예문:
"The new tax law will come into operation next month."
"The system has been in operation for over a decade."