be business as usual

• 一切正常

be business as usual的用法和样例：

例句

1. Business in Beijing's KFC restaurants continued as usual yesterday.
   北京各地区的肯德基昨天营业一切正常。
2. This seemed to be some watchword or signal that all was right.
   这大概是表示一切正常的口令或暗号。