downsend

名词 n.

英文释义

名词 n.
  1. The ability to send down, or to send back. dated,rare,uncountable
    — For example, our new Commercial Express Remote Transaction System gives your commercial customers a time-saving drive-in lane of their own -- the only system of its kind in both upsend and downsend configurations.

词源

From down- + send.
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