英语翻译：20世纪后半叶上海发生了巨大的变化（witness) 上海已经发生了巨大的变化英语

英语翻译：20世纪后半叶上海发生了巨大的变化（witness) Shanghai witnessed great changes in the latter half of the 20th century.

英语翻译 Great changes have taken place in Shanghai in several years.Shanghai has changed greatly in several years.

#上海已经发生了巨大的变化英语#中国已经发生了巨大的变化英语