全通

プログレッシブ和英中辞典(第4版)

ぜんつう【全通】

新しい鉄道の全通を祝う式典が行われた
A ceremony was held in celebration of the opening of the entire length of the new railroad.

事故以来３日たったが，高速道路の全通の見込みはまだ立っていない
It has been three days since the accident occurred, but it still is not known when the whole expressway will be reopened to [for] traffic.

出典　小学館「プログレッシブ和英中辞典(第4版)」