noun
trench digging machine; trencher
Refers to a machine used for digging trenches, typically in construction or utility work. Cross-referenced with トレンチャー, which is the common loanword equivalent.
See also: トレンチャー
工事現場で溝掘り機が使われている。
A trench digging machine is being used at the construction site.
溝掘り機で深さ1メートルの溝
We dug a one-meter-deep trench with a trencher.
トレンチャー is the common loanword for 'trencher', while 溝掘り機 is a native Japanese compound with the same meaning, used more in technical or formal contexts.
Compound of 溝 (みぞ, 'ditch, trench'), 掘り (ほり, the continuative form of 掘る 'to dig'), and 機 (き, 'machine').