English Dictionary

placeholder

/ˈpleɪsˌhoʊldɚ/

noun

Something used or included temporarily or as a substitute for something that is not known or must remain generic; that which holds, denotes or reserves a place for something to come later.

I need to find a placeholder for this image.

意味（1）

Something used or included temporarily or as a substitute for something that is not known or must remain generic; that which holds, denotes or reserves a place for something to come later.

This data is a placeholder, so you'll want to include the real numbers as soon as you have them.