walk-on

adj [usu attrib 通常作定语] (of a part in a play) very small and without any words to say （指戏剧角色）无台词的小角色的.

waiting-list, waiting-room, waitress, waive, waiver, wake, wake up, wake up to, wakeful, wakefully, wakefulness, waken, Wales, walk, walk into sth, walk off, walk out, walk over sb, walk up, walk-in, walk-out, walk-over, walk-up, walkabout, walker, walkie-talkie, walking papers, walking rein, walking-stick, walking-tour, Walkman, walkway, wall, Wall Street, wall-eyed, wall-painting, wall-to-wall, wallaby, wallah, wallet,