Pitch It In球进
Pitch-in直接切击入洞;间接切击入洞;详细翻译
Pitch Low In Final approach最终进近俯仰角小
Pitch reduction in semiconductor fabrication发明名称
Pitch In Card协力卡;合力卡
Tooth pitch in tpi齿数
pitch in on参加
pitch in play局中球
pitch in with sth拼命干起来
PHRASAL VERB（动词词组） If you pitch in, you join in and help with an activity. 参与并帮助 [非正式]
The agency says international relief agencies also have pitched in.
该机构说，一些国际救援机构也参与其中并提供了帮助。