With its protruding jaws it excavates its winding burrows and with its wide ft it pushes the Grime at the rear of it. 线性轴的手感是直上直下的手感，段落轴的手感就是按下的时候感觉有一个“台阶”。提前段落就是这个“台阶”相对常规的段落轴的“台阶”比较靠前，按下的时候能更快感知到这个台阶。 excavate - clear away the interior element or maybe the Main of; "the mining business desires to excavate ... https://pingdirapp64.directoryup.com/construcci%C3%B3n-3/bess-utility-solutions