single file

名词 n. 形容词 adj. 副词 adv.
中文释义

英文释义

名词 n.
  1. A line or queue one person wide. uncountable,usually
    — They walked in a single file.
形容词 adj.
  1. One person wide. not-comparable
    — They walked in a single file line.
副词 adv.
  1. In a line or queue one person wide. not-comparable
    — They walked single file.

词形变化

single files plural
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