English Dictionary

top and but

名詞

不可算名詞

(shipbuilding) A method of working long tapering planks by bringing the but of one plank to the top of the other to make up a constant breadth in two layers.

日本語の意味

船舶造船において、長く先細りの板を、ある板の下部（but）を別の板の上部（top）に合わせて重ね、2層で一定の幅を確保する加工方法

The shipwright demonstrated how the top and but are lapped to preserve a constant breadth of the planking in two layers.

船大工は、二重張りの板の幅を一定に保つため、一方の板のバット端を他方の上板に合わせて重ねる方法を示した。

意味（1）

(shipbuilding) A method of working long tapering planks by bringing the but of one plank to the top of the other to make up a constant breadth in two layers.