geniculate

形容词 geniculate:

1. bent at a sharp angle

ge.nic.u.late

adj.（形容词）
Bent abruptly, as a knee.
膝状弯曲的
Having kneelike joints; able to bend at an abrupt angle.
膝状的：有膝状关节的；能以较陡的斜度弯曲的

来源：
Latin genicul3tus [with bended knee]
拉丁语 genicul3tus [用弯曲的膝盖]
from geniculum [diminutive of] genô [knee] * see genu-
源自 geniculum [] genô的小后缀 [膝盖] *参见 genu-

【引伸】
genic.ulately
adv.（副词）
genic.ula.tion
n.（名词）