Photo taken on Apr. 19, 2021 shows farmers using advanced machines to plough the field with the arrival of Grain Rain in Hangzhou City, south-eastern China's Zhejiang Province. Grain Rain, also known as Gu Yu, falls on April 20th this year as the last term in spring, which is believed to bring abundant moisture for the growth of plants. (Hu Jianhua/Guangming Picture)

Photo taken on Apr. 19, 2021 shows farmers using advanced machines to plough the field with the arrival of Grain Rain in Hangzhou City, south-eastern China's Zhejiang Province. Grain Rain, also known as Gu Yu, falls on April 20th this year as the last term in spring, which is believed to bring abundant moisture for the growth of plants. (Hu Jianhua/Guangming Picture)

Photo taken on Apr. 19, 2021 shows farmers using advanced machines to plough the field with the arrival of Grain Rain in Hangzhou City, south-eastern China's Zhejiang Province. Grain Rain, also known as Gu Yu, falls on April 20th this year as the last term in spring, which is believed to bring abundant moisture for the growth of plants. (Hu Jianhua/Guangming Picture)

来源：GMW.cn