When we think of animals and plants, we have a pretty good way of dividing them into two distinct groups: one converts sunlight into energy and the other has to eat food to make its energy.
2019年12月四级真题（第三套）阅读 Section C
英语六级真题
Nicholas Carr, author of The Shallows: What the Internet Is Doing to Our Brains, wrote, "The net is designed to be an interruption system, a machine geared to dividing attention."
2017年12月六级真题（第一套）阅读 Section B
They hypothesize that language diversity must be about history cultural differences, mountains or oceans dividing populations.
2018年12月六级真题（第一套）听力 Section C
柯林斯高阶英汉双解学习词典释义
V-ERG
（使）分开；（使）分散;（使）分裂
When people or things are divided or divide into smaller groups or parts, they become separated into smaller parts.
If you divide a larger number by a smaller number or divide a smaller number into a larger number, you calculate how many times the smaller number can fit exactly into the larger number.
A divide is a line of high ground between areas that are drained by different rivers.
PHRASE
分而治之
You use divide and rule to refer to a policy which is intended to keep someone in a position of power by causing disagreements between people who might otherwise unite against them.