Datum setting
[计] 基准线确定
🧩 词语组成解析
datum
['detəm]
n. 数据，资料;[测]基点，基线，基面;论据，作为论据的事实;[数]已知数;
🗣️ 情景例句
are visiting relatives in New Jersey today.
今天去 New Jersey拜访亲戚去了。
Do you have any toys?
你有玩具吗？
The man went to great lengths to prove that the diamonds were real.
那人竭力想证明那钻石是真货。