Agents used to be so outnumbered by the crowds flooding across that they could not give chase to all of them.
特工人员曾经因为数量远远不及如洪水般汹涌的越境人群，而不能追赶所有偷渡者。
词组
give chase to
追赶;追击
属类：简明英汉词典--
give chase to
追赶
属类：简明英汉词典--
catch up;come after; give chase to ;be after
追赶
属类：简明汉英词典--
About the origin of the name Ali, there is this story in circulation: Once upon a time, the Gaoshan or High Mountain Tribe had a chieftain whose name was A'Ba'Li. While giving chase to a white deer one day, he arrived at this spot
英语成语:give chase (to someone or something)
The police gave chase once they saw the robber slip out the back window.
