n. 防空壕, 独木舟

Dugout \Dug"out`\ (d[u^]g"out), n.
1. A canoe or boat dug out from a large log. [U.S.]

A man stepped from his slender dugout. -- G. W.
Cable.

2. A place dug out.

3. A house made partly in a hillside or slighter elevation.
[Western U.S.] --Bartlett.

4. (Baseball) a structure on the edge of the playing field in
foul territory, partly below ground and partly above
ground, open toward the playing field but roofed and with
the other three sides closed. It is typically long and
narrow, having benches where the players may sit when not
on the playing field; as, the foul ball was tipped into
the dugout.
[PJC]