throw one's hat in the ring片语KK [θro wʌnz hæt ɪn ðə rɪŋ] /θɹoʊ wʌnz hæt ɪn ðə ɹɪŋ/发音片语1宣布参选、投入角逐The former mayor finally threw her hat in the ring last week.这位前市长上周终于宣布参选。2表态参加、加入竞争Several small firms threw their hats in the ring for the contract.好几家小公司都表态要争取这份合约。用这个字练口说→