The rescue operation began on Friday afternoon...
The soldiers were engaged in a military operation close to the Ugandan border.
...a big operation against the drugs trade.
Thorn's electronics operation employs around 5,000 people...
The two parent groups now run their business as a single combined operation.
Charles was at the clinic recovering from an operation on his arm.
Until the rail links are in operation, passengers can only travel through the tunnel by coach.
...the free banking system that has been in operation since the early eighties.
There are three ski lifts in operation.
The Financial Services Act came into operation four years ago...
Cheaper energy conservation techniques have been put into operation in the developed world.
近义词: surgery,surgical operation,surgical procedure,surgical process5
近义词: mathematical process,mathematical operation6
近义词: military operation7
近义词: process,cognitive process,mental process,cognitive operation9