前言有些折腾是理性的。比如换一台更快的电脑，升级硬盘容量，或者给设备装上新的操作系统——它们都有明确的目的：更高的效率、更好的体验。但也有一些折腾，说不清理由。
The Big Ten Conference will have games exclusively on Peacock this season, so to catch all those conference contests, you’ll need Peacock.
，这一点在必应排名_Bing SEO_先做后付中也有详细论述
‘尹 훈장’ 거부한 교장…3년만에 李대통령 훈장 받고 “감사”，更多细节参见heLLoword翻译官方下载
The Taliban do not have the upper hand militarily, but are experienced in guerrilla and unconventional warfare