A cluster of stars was visible in the night sky.

夜空中可以看到一群星星。

A cluster of bright stars

一群闪闪发光的星星

A cluster of students brandish bright pink flares.

一群学生挥舞着亮粉色的燃烧物.

In the remote southern seas there is a cluster of islands.

在遥远的南方海域上有一群岛屿。

The lights of the hotel and the cottages became yellow dots, a cluster of glow-worms at the base of Sachem Mountain.

旅馆和棚屋的灯光变成了小黄点，宛如萨钦姆山脚下的一群萤火虫。

Cancer research is concentrated here in San Diego, in a cluster of buildings once owned by one of the many biotechnology companies in the region.

癌症研究聚集在一群位于圣地亚哥的建筑里，这些建筑曾经归该地区的生物工程公司所有。

Chronic fatigue syndrome has been controversial ever since 1984, when a cluster of cases in an upscale Nevada resort town attracted national attention.

自1984年内华达州某高端度假胜地发现一群慢性疲劳综合症患者（以下简称CFS）之后，该病症便在全国引起了广泛关注，且争议不断。

There is a cluster of stars in the sky.

天空中有一簇星星。

He is holding a cluster of keys in his hand.

他手里拿着一簇钥匙。

The word strength has a cluster of consonants.

“strength（力量）”这个词有一组辅音。