Out of which意思

"Out of which" 是英語中的一個短語，用於詢問或指示從某個集合或範圍內選擇或考慮哪一個或哪些元素。它可以用來詢問來源、原因、材料、選擇等。以下是一些例子：

1. 詢問來源：

   • "Where did you get that idea? Out of which book did you read it?"
   • "Can you tell me out of which countries you've visited?"

2. 指示選擇：

   • "Please choose one out of which three options are given."
   • "You can select any book out of which is on the shelf."

3. 詢問原因：

   • "Why did you decide to go with that solution? Out of which factors did you consider?"
   • "Could you explain out of which reasons you are not willing to participate?"

4. 材料或成分：

   • "The sculpture is made out of which kind of stone?"
   • "This recipe requires flour, sugar, and eggs. Out of which are you missing?"

在使用 "out of which" 時，通常會有一個明確的集合或範圍，詢問的是從這個集合或範圍中選擇或考慮哪一個或哪些元素。如果集合或範圍不明確，可能會導致理解上的混淆。因此，在使用這個短語時，通常需要提供一個上下文或明確的範圍。