(1)住居として使われる小さい粗雑な避難所
(2)small crude shelter used as a dwelling
さらに詳しく
(1)水脈層まで地中を掘り抜いた管でできた井戸
(2)a well made by driving a tube into the earth to a stratum that bears water
(1)石油や気体を掘るために用いられる
(2)rig used in drilling for oil or gas