conventional hook

例句：

1. 1. The traditional wayof doing things has been passed down throughgenerations.
   传统的做法已经通过几代人传承下来。
2. 2. The customs of the regionare deeply ingrained in itsculture.
   该地区的传统习俗深深植根于其文化中。
3. 3. The conventions of thebusiness world have changed significantly over the years.
   商业界的常规在这些年里发生了显著变化。