pitch in

汉语翻译

投入, 动手干, 作出贡献

英语解释

动词 pitch in:

eat heartily同义词：dig in

例句

After the christmas dinner, we all pitch in to clean up the house.耶诞晚餐後，我们全都动手帮助清理房子。An electromagnetic wave of audio frequency produced by atmospheric disturbances such as lightning, having a characteristically decreasing frequency responsible for a whistling sound of descending pitch in detection equipment.啸声干扰一种由于诸如闪电等大气干扰而产生的音频电磁波，具有典型的逐渐减弱频率的特征，该频减引起了检波设备中调逐渐下降的啸声The fans rushed onto the pitch in an excited mob.球迷群情激昂，一窝蜂涌进球场。