1·Each stick was carefully mortised or tenoned by its stump, for I had borrowed other tools by this time.
每一根木料都挖了榫眼，在顶上劈出了榫头，这时我又借到一些工具。
2·About the 15th of May the keel of the new vessel lay along the dockyard, and soon the stem and stern-post, mortised at each of its extremities, rose almost perpendicularly.
5月15日前后，新船的龙骨已经搁在造船所了；不久，船首材和船尾材也已用榫头分别接在龙骨的两头，几乎直立起来。
3·Still, the cabin hovers in my imagination as a finished structure — tight and snug as a cedar chest, its timber frame pegged and mortised, and a fire ticking in the wood stove.
尽管如此，在我的想象里小屋就像一座已经完工的建筑一样盘旋着——像雪松衣橱那样牢固温暖，框架结构排列严密、钉榫相接，还有火焰在柴炉里噼啪作响。