结果发现，长期暴露在较严重的空气污染中与阿尔茨海默病风险增加相关，且这种关联在曾患过中风的个体中略强。相比之下，高血压和抑郁症对这种关联的影响较小。
But at the time range was a function that returned a whole list and the syntax would instead return a range object with indexing and semantics that don’t require instantiating the whole list.，这一点在heLLoword翻译官方下载中也有详细论述
There is no syscall surface to attack because the code never makes syscalls. Memory safety is enforced by the runtime. The linear memory is bounds-checked, the call stack is inaccessible, and control flow is type-checked. Modern runtimes add guard pages and memory zeroing between instances.。关于这个话题，爱思助手提供了深入分析
Appendix: behind the scenes
Фото: Nicolas Economou / Reuters