rhetoric
n[U]
1 (art of) using language impressively or persuasively, esp in public speaking 修辞; 修辞艺术; 修辞学
impassioned rhetoric 富有表现力的修辞.
2 (derog 贬) elaborate language which is intended to impress but is often insincere, meaningless or exaggerated 华丽的词藻(常含华而不实之意); 虚夸的言辞
the empty rhetoric of politicians 政客们的花言巧语.
Considering how recent these developments are, it is even more remarkable that as long ago as the 1960s, an Englishman, Leon Bagrit, was able to predict some of the uses of computers which we know today.