caller; visitor

1. 不準我有訪客。
   I'm not allowed visitors.
2. 外國訪客只準逗留一個月。
   Foreign visitors are only allowed one month's residence.
3. 我是專指永久居民而言，以別於臨時訪客。
   I refer specifically to permanent residents, in contradistinction to temporary visitors.
4. 有些臨時訪客把她耽擱在辦公室里了。
   She was detained in the office by unexpected callers.
5. 訪客要求見我們的領導。
   The caller asked for a meeting with our leader.

客的英語翻譯：