pitch in片语动词KK [pɪtʃ ɪn] /pɪtʃ ɪn/发音片语动词1帮忙、出力、动手帮忙口语If everyone pitches in, we can finish the cleanup by noon.如果大家都帮忙,我们中午前就能打扫完。2出钱、凑钱、分摊口语We each pitched in twenty dollars for her farewell gift.我们每个人出二十美元,一起买她的饯别礼物。3贡献、投入Several local companies pitched in with food and supplies.几家当地公司贡献了食物和物资。用这个字练口说→