Datum plane
基准面\\n[化] 假设零位面
🧩 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
The odds are she'll decline the invitation.
恐怕她会谢绝邀请。
You can't count on Tom being punctual.
你不要指望汤姆会守时。
I'm glad our negotiation has come to a successful conclusion.
我很高兴这次洽谈圆满成功。