The Four Groups 这四组
classified into four groups 分为四类
randomly divided into four groups 随机分成4组
form groups of four 组成四人一组的团队 ; 组成四人小组
New Four Food Groups 新四类食物
Four Basic Food Groups 四类基本食物
Sixteen teams are taking part, divided into four groups.
16支队伍参加,它们被分成4组。
The students were into four groups before doing experiments.
学生们在做实验前分成四组。
It must have fourteen lines, with three groups of four lines that set up the subject or problem of the poem.
VOA: special.2010.01.06
And I've divided these into two groups, the big three and the more interesting four.
我将其分为两组,三大因素和四个有趣因素。
Wagon trains -- groups of wagons -- rode in four lines across the land when they passed through dangerous country.
VOA: special.2009.03.30
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