mini excavator

名词 n.
中文释义

英文释义

名词 n.
  1. Synonym of mini digger.
    — The smaller cross-passages between the two running tunnels are for use in emergencies. Unlike the main tunnels being excavated by Tunnel Boring Machines (TBMs) Florence and Cecilia, they are dug using remotely controlled mini-excavators.

词形变化

mini excavators plural
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