下載 APKPure App
可在安卓獲取Q And A的歷史版本
問答朋友或同行！你可以是匿名的，你自己，只是幫助！
Ask and answer questions! You, your friends, peers, and teachers can reply to your questions. Ask questions like "when did the first lobster appear in film?" or "what is due tomorrow in Java?"