to a severe or serious degree; "fingers so badly frozen they had to be amputated"; "badly injured"; "a severely impaired heart"; "is gravely ill"; "was seriously ill"深刻でまたは重大な程度に苛酷
例:is gravely ill 病気がひどい
in a grave and sober manner; "he walked soberly toward the altar"重大で落ち着いた方法で落ち着いて