holdfast
n. 紧紧握住;夹子,可夹紧之物;(海藻等的)附着器
例句
Can I be Lord of a Holdfast?
我可以当城堡的领主吗?
A knight could have a small holdfast and garrison of men-at-arms.
骑士可能有一个战士小跟班。
It is anchored to the ocean floor by a root-like structure called a holdfast.
一种类似树根的结构使它紧紧吸附在大洋底部。