The trick is to allocate a node for each object.

技巧是为每一个对象分配一个节点。

youdao

So long as the operands are both already sorted into document order, this avoids the need to allocate memory for the intermediate node sets.

只要已经按文档顺序排序了这两个操作数，就不必为中间节点集分配内存。

youdao

Allocate random positions within a disc according to a given distribution for the polar coordinates of each node with respect to the provided center of the disc.

在按照一个给定分布极光盘随机地位坐标分派方面的光盘供给中间各节点。

youdao