If those two branches in turn each split into two branches, the area of the cross sections of the four additional branches together will equal the area of the cross section of the trunk. And so on.

这条的规律可以简单描述为：如果一根树干分叉为两个树枝，那么两个树枝的横截面积之和等于树干的横截面积；如果树枝接着分别分叉为两根小树枝，那么这四个次生分枝的横截面积总和仍等于树干的横截面积……依此类推。

youdao

XOR gate: If the gate has a cross sign inside it, it's used to split one path into several paths.

XOR gate：如果gate中有一个十字，它就用于将一条流分叉为多条。

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My own development of that sort is split about equally between portable "pure c," and Critcl used for cross development.

我将自己的开发精力分成大致相同的两半，一半是可移植的“纯c”，另一半是进行交叉开发的Critcl。

youdao

W. Griffith pioneered split-screen and cross-cutting editing techniques to illustrate conversations between two people who may not be in the same room.

WSJ: "Disconnect": From Talkies to Texties

In addition to adventures and films, his Jones Snowboards specializes in splitboards, hybrid devices that split in half and convert from snowboards into cross-country skis.

WSJ: Snowboarder Jeremy Jones's Secret Code of Snow | Creating

But the Columbia team came to the head of the peloton to lead the chase and -- as well as catching the breakaway quartet with 25km left -- they managed to split the peloton, such was their power of their work at the front and the cross-winds which caused chaos behind.

CNN: Cavendish wins again as Armstrong moves up