ground-rule基本准则
ground temperature rule analysis地温规律分析
GROUND RULE DOUBLE场外二垒安打;二垒打;场外二垒打;二垒安打
layout ground rule布局接地规则
An Unalterable Ground Rule不可改变程序
a ground rule基本规则
design ground rule设计的基本规则
N-COUNT（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。