Los Angeles and San Francisco tie for second place for having the worst traffic problems.Washington,D.C.is in first plac
问题描述：
Los Angeles and San Francisco tie for second place for having the worst traffic problems.Washington,D.C.is in first place with the worst traffic.这里in first place的in作什么,为什么不用the,不用翻译,请说明in first place的in.
答
in 介词,“在”是其最基本的用法.in first place在第一的位置.first是不定代词的用法,“第一的”,属于限定词的一类,所以没有使用the.