v.咬；折磨；侵蝕
Rats gnawed off the lid of the box. 老鼠咬開了盒蓋。
The rat gnawed a hole through the wall. 耗子在墻上啃了一個洞。
These desires gnawed away at us constantly. 這些欲望不斷地折磨我們。
Self-doubt began to gnaw away at her confidence. 對自己的懷疑漸漸吞噬了她的自信心。
