用二维表来表示实体及实体之间联系的数据模型是()。
D
暂无解析
Shonaneedstodofurtherresearchinorderto____.
Wesincerelyhopethatthistransactionwillturnouttothesatisfactionofbothparties.
Howmanytypesofbusinessmeetings?
Youcanreceiveaspecial15%discountonordersplacebeforetheendofDecember.
Nowadaysitismoreconvenientandeasierforpeopletotraveltoothercountries.Doyouthinkthepositiveeffectsexceedthenegativeeffects?