undocumented

形容詞

1. 1

   無合法證件的、無居留證件的多指移民

   Thousands of undocumented workers take jobs on local farms each year.

   每年都有數千名無合法證件的工人在當地農場打工。

2. 2

   無記錄的、未記載的、查無實據的

   The hospital found several undocumented cases in the old files.

   醫院在舊檔案中發現好幾件沒有記錄的病例。

3. 3

   未附說明文件的電腦

   Programmers often rely on undocumented features that may disappear later.

   程式設計師常依賴未附說明文件的功能，但這些功能日後可能消失。