If you ~, you join in and help with an activity. (INFORMAL)
The agency says international relief agencies also have pitched in...
The entire company pitched in to help.
PHRASAL VERB: V P, V P to-inf
If you ~, you join in and help with an activity. (INFORMAL)
The agency says international relief agencies also have pitched in...
The entire company pitched in to help.
PHRASAL VERB: V P, V P to-inf
Collins COBUILD. Толковый словарь английского языка для изучающих язык Коллинз COBUILD (международная база данных языков Бирмингемского университета) . 2012