dup

vt. 打开；重复

发音

其它 /dʌp/

词形变化

dupped dupping dups 三单 dups dupping 现在分词 dupped 过去式 dupped 过去分词

释义与例句

v.
  1. 1.

    to open (a door, gate etc.)

词源

From Middle English don up (“to open”), equivalent to a blend of do + up. Compare don, doff, dout, dub.

来源：wiktionary