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
Shows marked dislike for schoolwork.
明显讨厌功课。
It's a quarter past five.
现在是五点一刻。
It has been said that everyone lives by selling something.
据说每个人都靠出售某种东西来维持生活。