The group of seven began as a group of six back in 1975.

七国集团始于1975年，当时只有六个成员国。

Two initial groups of US trained rebels suffered embarrassing setbacks.

起初的两组反对派人员遭到重创。

They create groups of people from both sides.

他们把来自双方的人组成了组。

Two groups of neurons emerge from that region.

该区域出现两组神经元。

After treatment, both groups of canaries began singing.

注射完成后，两组金丝雀都开始一展歌喉。

Since 1938, we've tracked the lives of two groups of men.

从1938年起，我们 开始跟踪两组人的生活。

Researchers gave two groups of participants a memorization task.

研究人员分给两组参与者一个记忆任务。

Three groups of dolphins live close to Lantau Island.

三群海豚生活在大屿山附近。

They live in groups of up to 80 individuals.

它们群居生活，最多可达80只个体。

Laws are agreements between people or groups of people.

法律是人们或群体之间的协议。

Those mosquitoes were released upon several groups of human volunteers.

这些蚊子被放到几组人类志愿者身上。

So there are the foragers and the nurses - it's two different groups of work.

“蚂蚁分工为觅食者和护理者，这是两个不同的工作组。”

It's free for groups of 30 or more students.

它向30人或以上的学生团体免费开放。

In the wild, orcas live in groups of whales called pods.

在野外，虎鲸通常以“群居”的方式生活。

The percentages are very different for different groups of mammals.

不同哺乳类动物群体的比例差异也很大。

The piano has groups of small marks above the keyboard.

这架钢琴的键盘上方有几组小印记。

But manipulators or not, these groups of fungi are vast.

但无论是否是操纵者，这些真菌群体都是庞大的。

Those groups, of course, are seeking taxes out of statues.

这些团体, 当然, 正在寻求不合情理的税收。

They have to train in groups of 10 people or fewer though.

不过，他们必须以10人或更少的人为一组进行训练。

Study Tours Study tours take groups of people to different places.

游学团游学团是带领一团的人前往不同地方。