短语词组短語at t that time 在那時at about that time 大概在那個時間If at that time 如果儅時At that time called 那個時候打電話;儅時叫做At that time see 到時候見At that time conventions 儅時的約定At that time I 那時的我Indicating At That Time 說明在那個時候 返回 at that time