Since the 1980s large-scale publicity activities have been organized all over the country every year on World Environment Day, Tree Planting Day, Love the Birds Week, etc.是什么意思_Since the 1980s large-scale publicity activities have been organized all over the country every year on World Environment Day, Tree Planting Day, Love the Birds Week, etc.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句