grave issue, issue which is solemn, issue not to be taken lightly

Английский Язык - Английский Язык

Определение grave issue, issue which is solemn, issue not to be taken lightly в Английский Язык Английский Язык словарь

serious matter

Расстановка переносов

grave issue, is·sue which I·s solemn, is·sue not to be tak·en light·ly