单词	gas etching
释义	gas etching 气蚀
随便看	discouple discoupling discoupling circuit discour discourage discourageable discourage an advance discourage any attempt to discourage a practice discourage by difficulties discouraged discourage in sth discouragement discouragements Discourage out-of-wedlock births discourage pathetically discourage permanently discourage profoundly discourager discouragers discourages discourage sb from discourage sb.from Discourage sb from doing sth discourage sb.from playing football