1、Fifty-seven irregular verbs have I introduced to my brain in the past four days.
過去四天里我背了五十七個(gè)不規(guī)則動(dòng)詞。

2、My mother is fifty-seven years old. She is a retired worker.
我媽媽今年57歲，是個(gè)退休工人。

3、The speech lasted for an hour and fifty-seven minutes.
講了一小時(shí)五十七分鐘。