今天我们要学的词组是flex muscle。Flex muscle，意思是炫耀武力、展示力量。China flexed military muscle with more than 100 planes flying overhead and almost 600 types of weaponry on display to celebrate the 90^th anniversary of the People's Liberation Army. 为庆祝人民解放军建军90年，中国展示其军事力量，逾百架飞机从头顶飞过，并展出近600种武器。The US flexed its muscle by flying two bombers over the Korean peninsula “in direct response” to North Korea's announcement that it conducted another test of an intercontinental ballistic missile. 美国派出两架轰炸机飞跃朝鲜半岛以炫耀武力，这是对朝鲜宣布其再一次进行了洲际弹道导弹测试的“直接回应”。好的，我们今天学习的词组是flex muscle, flex muscle, flex muscle...