With its protruding jaws it excavates its winding burrows and with its broad feet it pushes the dirt behind 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 - get rid of the internal part or even the Main of; "the mining corporation wants to excavate the hills... https://pingdirapp43.directoryup.com/top-level-category-1/bess-utility-solutions