crowd 
英 [kraʊd]  美 [kraʊd] 
n. 人群；一伙人；一堆；观众

v. 围住；挤满；催逼；使拥挤；聚集

例句：
A big crowd had gathered. 

聚集了一大群人。

It took some two hours before the crowd was fully dispersed. 

大概花了两个小时才把人群全部疏散完。

The explosions took place as crowds of people were shopping. 

爆炸发生时，成群的人正在购物。

The rally drew a crowd of around 50,000. 

集会吸引了大约50,000人。