A cantilevered beam is anchored at only one end; a fractal is a shape that can be split into parts, each of which is a smaller, though sometimes not exact, copy of the larger structure.
这个悬臂结构只有一端固定；所谓分形，就是指能够分叉成多个部分的结构，每个子结构与母结构是大体近似的。
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。
On the basis of analyzing the structure characteristics of TAS - 2a, BAB-type block copolymer is put forward, with its structure being anchored group in the centre.
在分析TAS - 2a结构特征的基础上，指出其结构为锚固基团处于中央的BAB型嵌段共聚物。
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