You must also note its date of publi-cation because travel is a very practical affair and many things change quickly in the twenty ?first century Finally ,you should make sure that the contents are well presented and easy to find.是什么意思_You must also note its date of publi-cation because travel is a very practical affair and many things change quickly in the twenty ?first century Finally ,you should make sure that the contents are well presented and easy to find.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句