a group of

A group of soldiers escorted the President.

队士兵护卫着总统。

They were a group of early navigators.

他们是群早期的航海家。

The robbery was committed by a group of delinquents.

那起抢劫案是群青少年干的。

A group of girls was waiting by the school.

群女孩子在学校旁边等着。

The grey shape resolved into a group of walkers.

灰色的影子慢慢呈现为群走路的人。

The controversial experiment involved secretly filming a group of children.

那个有争议的试验涉及对群儿童的秘密拍摄。

A group of enthusiasts have undertaken the reconstruction of a steam locomotive.

群火车迷已担负起重造蒸汽机车的任务。

A group of children are playing in the fountain in the park.

有群孩子在公园的喷泉中玩耍。

There is a group of figures on the left of the painting.

这幅画的左方是群人像。

As he walked through the lobby, he skirted a group of ladies.

他过门厅时, 绕过了群女士。

A group of farmers were transplanted to the island by the government.

批农民被政府迁到这个岛上居住。

We met a group of cyclists on a tour in the Lake District.

我们在湖区旅游时碰上了队骑自行车的人。

A group of young pioneers always accompany the disabled girl to the school.

群少先队员常常送那位残疾女孩上学。

Aloe chromone is a group of anti-inflammatory and anti-tyrosinase constituents found in aloe vera leaves.

芦荟色酮是在芦荟叶中特有的类具有抗炎和抑制酪氨酸酶等作用的质。

The store detective had his eye on a group of boys who were acting suspiciously.

商店侦探留意着群行为可疑的男孩子。

A group of children dispersed.

群孩子散开了。

Acridone alkaloids, a group of important bioactive compounds, are mainly in the citrus plant of Rutaceae family.

摘要吖啶酮生碱是类重要的生质，芸香科柑橘类植是天然吖啶酮的主要来源。

Mimetite group minerals are a group of isomorphic series minerals with hexagonal system,which include mimetite,vanadinite and pyromorphite.

砷铅矿族矿是族六方晶系的类质同象系列矿，包括砷铅矿、钒铅矿和磷氯铅矿。

The sculpture of a group of heroes in the centre of the city square shows a master hand.

市中心广场的英雄群像的雕塑显示了高超的艺术。

Oculocutaneous albinism(OCA) is a group of autosomal recessive disorders of melanin synthesis,which is characterized by congenital hypopigmentation of skin,hair and eyes.

眼皮肤白化病是由于黑色素合成相关基因突变导致眼、皮肤、毛发黑色素沉着减少或缺乏引起的类常染色体隐形遗传疾病的总称。