margin knot

• 边节

margin knot的用法和样例：

例句

1. It was just a big knot up on the branch.
   那只是树枝上的一个节瘤。
2. Yet once you tie the knot, anything going beyond talking becomes taboo.
   一旦你打上了婚姻的领节，超过交谈范围的都成了禁忌。