You may have heard the word troglodyte ; figuratively it means " cave-man . "
你或许听过troglodyte这个词,它形象地表示了“穴居人”的意思。
Bradley k martin , in his book under the loving care of the fatherly leader , comes closer to the truth when he compares kim and his family to the troglodyte morlocks in hg wells 's novella the time machine , monstrous beings who live underground and feed on the eloi .