bunghole

漢語翻譯

n. 桶孔

英文解釋：

名詞 bunghole:

1. a hole in a barrel or cask; used to fill or empty it

詳細解釋：

bung.hole

n.（名詞）
The hole in a cask, keg, or barrel through which liquid is poured in or drained out.
桶孔，桶口：木桶、小桶或桶上用來倒入或倒出液體的洞