Data validity
[计] 数据有效性\\n[经] 数据有效性
🧩 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
May I ask who's calling?
请问你是谁？
How many cans are you going to take?
你要拿几罐？
The secretary worked late into the night, preparing a long speech for the president.
秘书工作到深夜，为总统准备发言稿。