With the intercept coming the next afternoon they can't shift their base and still hope to make the mission.

On 14 July, she shifted her base of operations north toward Sicily.

If it's the people we want, they're shifting their base again.

He must shift his base nearer the scene of operations.

The corporation later shifted their base of operations to Waitangi.

Later he shifted his base to writing and direction and wrote and directed a few plays.

I came down to warn you that Washington Irving seems to have shifted his base of operations from the hospital to your squadron.

On 4 January 1945, the tug shifted her base of operations to Ulithi for five months.

We're shifting our base for the evening to a private ranch closer to the fun.

"There are any number of reasons why a fleet ordered to remain covert might have shifted its base."