壮观地（imposing 的副词形式）
庄严地（imposing 的副词形式）
令人印象深刻地（imposing 的副词形式）
in an impressive manner
同义词： impressively
... 名 词： impos'er, imposition 形容词： imposing 副 词： imposingly ...
Each were equally unfamiliar with the 3.4-mile, 20-turn circuit, and much attention was paid to an imposingly steep hill and sharp left turn on the northeast section of the course.