学习如何在英语句子中使用 ground rule。超过 5 条精选例句，附带译文。适配手机，完全免费。由 Mate 提供支持。
We should lay down a few ground rules before we begin.
Let's establish some ground rules.
We now know what the ground rules are.
We need to establish some ground rules.
Make sure everybody knows the ground rules for the trip before they leave.
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