playing单词 原形是play，是动词有玩耍之意，它也是名词是比赛，演奏的意思，不是形容词。
例句：
The real existence of a military option will come into play，现有的军事手段将开始起作用，There is classical music playing in the background.
扩展资料，近义词有 competition , game , match , tournament，competition，英 [ˌkɒmpəˈtɪʃn] 美 ,kɑmpə'tɪʃən，竞争，比赛，竞赛。
The deal would have reduced competition in the commuter-aircraft market，该交易本可以减少通勤飞机市场的竞争，There's been some fierce competition for the title.
已有一些为此头衔的激烈竞争，game英 geɪm]美 ɡem。
