cu.let

n.（名詞）
The small flat face at the bottom of a gem cut as a brilliant.
寶石座：以多角形琢磨法切割而成的寶石的底部小平面
Armor consisting of overlapping plates used to protect the buttocks.
護臀甲：由相互交迭的甲片構(gòu)成的鎧甲，用來保護臀部

來源：
Obsolete French [diminutive of] cul [rump]
已廢法語 [] cul的小后綴 [臀部]
from Latin côlus * see (s)keu-
源自 拉丁語 côlus *參見 (s)keu-