it takes two to tango 一個巴掌拍不響

it takes two to tango
繁：一個巴掌拍不響
简：一个巴掌拍不响

中美先後開出徵稅清單後，市場一度憂慮貿易摩擦可能進一步升級，但一夜之間，劍拔弩張的氣氛已告紓緩，中美均展現迴旋餘地。美國商務部長羅斯周三（4日）表示，如果這一切的最終結果是某種形式的談判，「那一點都不令人意外」。中國駐美國大使崔天凱同日亦向美方重申，要求美方通過對話協商解決貿易分歧，「一個巴掌拍不響」。

貿易摩擦降溫 中美同稱協商 崔天凱晤美代卿﹕一個巴掌拍不響（2018年4月6日）。明報，取自 https://news.mingpao.com/pns/dailynews/web_tc/article/20180406/s00013/1522951540800

The United States voiced willingness on Wednesday to negotiate a resolution to an escalating trade fight with China after Beijing retaliated against proposed U.S. tariffs on $50 billion in Chinese goods by targeting key American imports, but the Chinese ambassador to Washington said it “takes two to tango.”

U.S. expects talks with China as trade fight escalates. (2018, April 4). Reuters. Retrieved from https://www.reuters.com/article/us-usa-trade-china/u-s-expects-talks-with-china-as-trade-fight-escalates-idUSKCN1HB0G6