本指南介绍了锂离子电池的总体知识，解释了电池热失控的成因与起源，以及热失控如何从一个电芯蔓延至相邻电芯（即扩散传播）。
This guide presents overall facts about lithium-ion batteries and explains the cause and origin of thermal runaway in batteries, as well as how it spreads from battery cell to battery cell, known as propagation.