英 [ˈɡraʊnd ruːl] 美 [ˈɡraʊnd ruːl]
基本规则：可以是运动场地、法庭或课堂上采用的规则，也可以是某个程序的规则。
ground rule //
可数名词 The ground rules for something are the basic principles on which future action will be based. 基本原则
The panel says the ground rules for the current talks should be maintained.
该专门小组说应该坚持当前会谈的基本原则。
(baseball) a special rule (as in baseball) dealing with situations that arise due to the nature of the playing grounds
场地临时规则
... central 中心的 ground rule 程序 axiom 公理 ...
... 14 monopolise 垄断,取得垄断,取得专利 15 ground rule 基本准则 15 clear-cut （意思）明确的；确定的；明白无误的 ...
...意愿，但应进行记录说明)要点五：邀约动作记录(如未能达成双方晤面的邀约时间,则需注明下次致电邀约的时间)不能做的(Ground Rule)不能出现回答问题没有耐心的情况对暂时不清楚的问题，不能简单回答不知道。而是应该告诉客户稍后相识清楚后给客户回电。
我会有一个ground rule（基本规则）在那，你要听我的，更不可以搞小集团。其实我已经跟很多同事这样讲（笑）。
Another important ground rule is that participation in exercises during a retrospective is optional.
另一项重要的基本规则是可选的，即在回顾中参与练习。
Ms. Hose says she has one main ground rule: never be rude. 'You must be someone who is charming, ' she says.
贺斯说，她有一条坚守不渝的原则：从不做出无礼的举动。她说，一定要做个有魅力的人。
Establish rule for conversational etiquette, get everyone at the table to agree and accept the ground rules.
制定一些有关交谈礼仪的规定，让在谈判桌上的大家都有个共识，以接受并遵守基本交涉规则。
There is no middle ground between governing and being governed, between absolute rule and freedom."
VOA : special.2011.04.21
Pentagon officials simply became weary of such a prolonged, contentious relationship with one reporter, and decided the ground rule violation was the last straw before enacting a ban.
Girardi wanted the hit changed to a ground-rule double, and the runner returned to third base.
He was one for 4 with a ground-rule double and two strikeouts.