high-sounding verbiage指只讲形式并无内容的照例敷衍的虚文
gassy high-sounding夸夸其谈的
high-sounding highfalutin冠冕堂皇
mouth high-sounding words唱高调;唱对台戏;说的比唱的好听
mouth high-sounding word唱高调
high-keyhigh-sounding高调的
high-altitude sounding rocket[航] 高空探测火箭
a high-sounding excuse冠冕堂皇的理由
high-altitude sounding projectile高空气象火箭
ADJ（形容词） You can use high-sounding to describe language and ideas which seem very grand and important, especially when you think they are not really important. 听上去冠冕堂皇的; 浮夸的 [usu ADJ n] [表不满]
...high-sounding decrees designed to impress foreigners and attract foreign capital.
...为打动外国人和吸引外资而设计的各种华而不实的政令。