A fission reaction is a lot like a table filled with Jenga games, each stack of blocks standing close to another stack.
一个裂变反应很像是一个摆满积木游戏的桌子，每一个积木堆和另一个堆相邻。
2
An extreme reaction to cold, chilblains affects one in 10 people but your chances of getting them will be upped considerably by standing in kebab queues on winter nights.