最終更新日：2024/07/06

tunnelier

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(engineering) tunnel boring machine, TBM, tunnelling machine (a large machine used to excavate tunnels with a circular cross section)

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tunnelier

noun

(engineering) tunnel boring machine, TBM, tunnelling machine (a large machine used to excavate tunnels with a circular cross section)

Le tunnelier avance lentement sous la ville pour creuser un nouveau tunnel.

The tunnel boring machine is slowly advancing under the city to dig a new tunnel.