基本解釋n.剃刀鋒口；尖銳的山脊；緊急關頭；鮮明的分界限同根派生 razor-edge相關詞英漢例句Since he escaped from gaol, Tom has been living on a razor's edge, terrified of recapture.湯姆越獄後,時時如驚弓之鳥,生怕再次被捕。razor-edge更多例句