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新东方-柯林斯雅思备考词典
four
英 [fɔː]
[NUM]
fours
1. 四
Four is the number 4.
双语例句
例：Judith is married with four children.
朱迪斯已经结婚，有四个孩子。
NUM. 数词
on all fours
1. 四肢着地 , 趴着
If you are on all fours, your knees, feet, and hands are on the ground.
双语例句
例：She crawled on all fours over to the window.
她爬到窗边。