a reef knot crossed the wrong way and therefore insecure
granny的用法和样例:
例句
I can't believe, sometimes, that granny is dead. If I close my eyes I can just see her knitting away in that armchair as large as life, with her specs half-way down her nose. 有时我真不相信祖母经去世。只要我闭上眼睛,就会看她活生生地坐在一把扶椅上,眼镜挂在鼻梁上,手里织着毛线衣。