placeholder 详细解释

placeholder

['pleishəuldə(r)]

n. 位置标志符, 占位符

英英释义

名词 placeholder:

a person authorized to act for another

同义词:proxy, procurator

a symbol in a logical or mathematical expression that can be replaced by the name of any member of specified set

补充

placeholderplaceholder英:[ˈpleisˌhəuldə] 美:[ˈplesˌholdɚ]n.1.占位符