rowlock/ˈrɔlək; ?@ ˈrəulɔk; `roˌlɑk/ (US also `oarlock) n device on the side of a rowing-boat for keeping an oar in place （划艇边缘的）桨架. =>illus at rowing-boat (row2) 见 rowing-boat(row>>2) 插图. Cf 参看 thole.
牛津英汉双解词典