According to incomplete statistics,more than 12 million indentured Chinese laborers were sold to various parts of the world from the mid-19th century through the 1920s.是什么意思_According to incomplete statistics,more than 12 million indentured Chinese laborers were sold to various parts of the world from the mid-19th century through the 1920s.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句