n 銼(刀) (steel tool with a rough surface for smoothing or rubbing away wood，metal，etc)：a flat/a round/a square～扁銼/圓銼/方銼;
vt 用銼刀銼平(光) (cut，smooth，reduce or grind with a file) [T+n，T+n+prep，C+n+adj]：The girl sat there～ing her fingernails. 那個女孩坐在那里銼指甲?！玜way the rough edges 把粗糙的邊銼平;～through the bars on the window 將窗戶上的鐵欄桿銼斷;～the wood smooth 將木頭銼光滑;
file down (v adv) 銼小(光) (vt)：He～d it down here so that it'll fit. 他將這兒銼平使它吻合。
→′filings n 鐵屑