Rdbms
关系数据库管理系统
🗣️ 情景例句
We really appreciate it.
我们实在很感激。
When the fox preaches, take care of your geese.
佛口蛇心。
In 1929, three years after his flight over the North Pole, the American explorer, R.E.Byrd, successfully flew over the South Pole for the first time.
美国探险家 R。伯德在飞越北极3年之后，于1929年第一次飞越了南极。