pitching-in

英['pɪtʃɪŋ'ɪn] 美['pɪtʃɪŋ'ɪn]
  • 切入
  • pitch n.球场;程度;音调;推销;投掷;街头商贩摊位;沥青;树脂;松脂v.投;颠簸;搭帐篷;定调;推销;用沥青覆盖
  • stress n.压力;强调;重音vt.强调;重读
动词 pitch in:
  1. eat heartily