n. 内接缝

Inseam \In*seam"\, v. t. [imp. & p. p. {Inseamed}; p. pr. & vb.
n. {Inseaming}.]
To impress or mark with a seam or cicatrix. --Pope.

inseam \in"seam\ ([i^]n"s[=e]m), n.
1. An inside seam of an article of clothing; especially, the
seam that runs from the crotch of a trouser leg down to
the bottom.
[PJC]

2. The length of the inseam of a trouser leg.
[PJC]