プログレッシブ和英中辞典(第4版)の解説
ゆきき【行き来】
❶〔往復〕coming and going; traffic
市の中心部は車の行き来が多い
The traffic in the central part of the city is congested.
車の行き来が激しくて，なかなか通りを横切れない
The street is so crowded with cars that it is hard to cross it.
❷〔付き合い〕
隣の家とは行き来していない
「We are not on visiting terms [We don't associate] with our next-door neighbors.
彼とは行き来するのをやめた
I have broken with him.
あの連中とは行き来しないほうがよい
You had better not mix with those people.