韦氏高级字典，all作形容词的释义，All these eggs are ready.应该和你句子中的all的用法是一致的。

  2 a : every member or part of

  — used with a plural noun or pronoun to mean that a statement is true of every person or thing in a group

   All my friends were there.

   a film suitable for all ages

   They all came late.

   We all need to work faster.

   I read all the magazines. = I read them all.

   All these eggs are ready.