POIs are comments made by members directed at the speech of the member holding the floor, POI should be brief, pertinent and preferably witty.是什么意思_POIs are comments made by members directed at the speech of the member holding the floor, POI should be brief, pertinent and preferably witty.在線(xiàn)翻譯_英語(yǔ)_讀音_用法_例句