n. 自由活动的余地, 自由行动的机会

Elbowroom \El"bow*room`\, n.
Room to extend the elbows on each side; ample room for motion
or action; free scope. ``My soul hath elbowroom.'' --Shak.

Then came a stretch of grass and a little more
elbowroom. --W. G.
Norris.