昂ㄤˊáng首ㄕㄡˇshǒu挺ㄊㄧㄥˇtǐng胸ㄒㄩㄥxiōng

  1. 抬起頭部，挺起胸膛。形容精神飽滿，情緒振奮。如：「參加軍歌比賽的士兵個個昂首挺胸，引吭高歌。」

英head high, chest out (idiom)​; to keep up one's spirits, in fine mettle (of animal)​