R2-D2

名词 n.

英文释义

名词 n.
  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. slang

词形变化

R2-D2s plural

词源

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