1·Ordinarily, groups are loaded as you request them by name; in recursive mode, all subgroups of requested groups are also loaded.
通常，当使用名称请求组时会加载组；在递归模式下，所请求组的所有子组也会加载。
2·You can compute aggregations on the whole column, or on subgroups that are specified by the grouping column given as the second parameter of the function.
可在整个列上计算聚合，或者由作为函数的第二个参数所给出的分组列指定的子组上计算聚合。
3·Connection groups can contain subgroups to further organize the connection configurations.
连接组可以包含子组，从而进一步组织连接配置。
4·In recursive mode, it notices which groups contain other groups and lets you perform recursive operations, such as removing a user from the current group and all subgroups.
在递归模式下，它将查看哪些组包含其他组并允许执行递归操作，比如从当前组及其所有子组中删除用户。
5·There is no way to specify whether subgroups are evaluated recursively or not.
不存在指定是否要递归地计算子组的方法。
1·We noticed higher IMT values in the whole examined group and in the subgroups compared to the control group.
我们注意到在整个实验组及各个亚组内膜加中膜厚度值均高于对照组。
2·Although several large trials of aspirin for primary prevention have included diabetic subgroups, no trial has been specifically dedicated to looking at the effects of aspirin in this patient group.
尽管数个关于阿司匹林的大型实验作为初级预防包括了糖尿病亚组，但是没有实验特别针对阿司匹林对糖尿病的效果来研究。
3·Each group was sub-divided different subgroups.
每组又分为不同的亚组。
4·Various subgroups, including those based on different stages of CKD, showed consistent treatment effects.
各亚组，包括慢性肾脏病的不同阶段，显示一致的治疗效果。
5·The dyslipidaemia group included 3 subgroups as the following: high TG group, high TC group, and mix group with high TG and TC.
后组又分为三个亚组：高甘油三酯组、高胆固醇组、混合型高脂血症组。