6-2-1 rule
短语发音
US
词形变化
the 6-2-1 rule
别名
621 rule
释义与例句
name
-
1.
A guideline for hygienic and healthy conduct while attending a multi-day convention, stipulating at minimum six hours of sleep per night, two meals per day, and one shower every day.
非正式
词源
From the numerical quantities of the three stipulations of the 6-2-1 rule.
来源：wiktionary