We can avoid this in two ways. Firstly, we can declare that any code that observes two nodes must depend on those nodes, and then apply the topological sort we described earlier. Alternatively, we can declare that any code that might be able to observe two nodes can only be run after all nodes have finished running2. These both work, but again they require us to be able to observe the full dependency tree and topologically sort all nodes.
审查“十五五”规划纲要草案、听取关于国家发展规划法草案的说明……在3月5日上午开幕的十四届全国人大四次会议上，“规划”是一个关键词。下午来到江苏团参加审议，习近平总书记就从“规划”讲起：
，这一点在新收录的资料中也有详细论述
let x = (let y = e1 in e2) in e3 → let y = e1 in let x = e2 in e3
Leave leaf piles and sheltered spots for insects