R2-D2

短语
大学

词形变化

R2-D2s 复数 R2-D2s

释义与例句

n.
  1. 1.

    The Phalanx CIWS, an automated gun-based close-in weapon system to defend military watercraft against incoming threats such as aircraft, missiles, and small boats.

    俚语 政治 军事

词源

From the name of a similar-looking robot character in the film Star Wars.

来源：wiktionary