The problems were immense —torrential rains, landslides, and mudslides, as well as tunneling through solid rock and, even more difficult, lithomargic soft soil, described as being like toothpaste.
Malalaki ang problema —humuhugos na ulan, pagguho ng lupa at putik, gayundin ang pagbutas sa solidong bato at, mas mahirap pa rito, pagbutas sa lupang lithomargic na sinasabing kasinlambot ng toothpaste.jw2019 jw2019