granny/ˈɡræni/复数形式grannies1奶奶, 外婆an older woman who is a parent of a person's father or mother同义词： grandmothernannagrangrannienangrandma2奶奶, 老妇人an old woman3以错误方式交叉的方结因此不安全, 不安全的方结a reef knot crossed the wrong way and therefore insecure同义词： granny knot