opener
美 [ˈoʊp(ə)nər]英 [ˈəʊp(ə)nə(r)]
- n.开启的工具;揭幕赛;开场戏;开球员
- 网络开证人;开瓶器;开场白
复数:openers

opener
1.开启的工具a tool that is used to open things
2.揭幕赛;开场戏the first in a series of things such as sports games; the first action in an event, a game, etc.
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