Async iteration
（二）业务之间具有明显的主附关系。主要业务居于主体地位，体现交易的实质和目的；附属业务是主要业务的必要补充，并以主要业务的发生为前提。
，更多细节参见搜狗输入法2026
The quadtree is the two-dimensional case of a broader family of space-partitioning data structures. Octrees extend the same idea to three dimensions (splitting cubes into eight children), KD-trees use alternating axis-aligned splits (splitting along x, then y, then x again), and R-trees group nearby objects into bounding rectangles. Each variant makes different tradeoffs between construction time, query speed, and update cost.
The Sons of Anarchy star was cast as Kratos back in January, and earlier this week we learned that Deadpool’s Ed Skrein will play Baldur in the Amazon show. The rest of the cast includes Mandy Patinkin as Odin, Max Parker and Heimfall, Ólafur Darri Ólafsson as Thor, Teresa Palmer as Sif, Alastair Duncan as Mimir, Jeff Gulka as Sindri and Danny Woodburn as Brok.
The Nasa pair embraced their longer-than-expected stay in space.