Physical data independence
[计] 物理数据独立性
🧩 词语组成解析
data
['detə]
n. 资料，材料;datum的复数;[计算机]数据，资料;从科学实验中提取的价值;
🗣️ 情景例句
Do you think I have enough to show him?
觉得我有足够的照片给他看吗？
I'm very grateful to receive this award for Best Actress.
感谢授予我“最佳女演员奖”。
Whether it be bird, fish or beast, the porpoise is intrigued with anything that is alive.
海豚对凡是活的东西都感兴趣，不管是鸟、是鱼，还是野兽。