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noun | adjective | to phrases
placeholder ['pleɪsˌhəʊldə, -ˌhoʊldər] n
gen. 数学占位符号
comp., MS 預留位置 (A symbolic value used in place of a real value that is unknown or unavailable at the current time, or that is not displayed for security reasons)
placeholder ['pleɪsˌhəʊldə, -ˌhoʊldər] adj.
multimed. 占位符; 位置标志符
placeholder
: 1 phrase in 1 subject
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