One is the general atmosphere of secrecy in which it is carried out
问题描述：
One is the general atmosphere of secrecy in which it is carried out
in which it is carried out这里看不懂
答
in which是介词加关系代词,引导定语从句.in可以放到从句中去 One is the general in atmosphere of secrecy which it is carried outit is carried out什么意思carry out vt. 执行,实行;实现;完成;贯彻