portentous

adj.

预兆的；凶兆的；自命不凡的；装腔作势的

1. The present aspect of society is portentous of great change.
   现在的社会预示着重大变革的发生。
2. I see a portentous thing to come.
   我预感不祥的事情要来到了。
3. Such a portentous and mysterious monster roused all my curiosity.
   这样一个可怕而神秘的怪物激起了我所有的猎奇心。
4. Keep it, in any case, familiar, facetious even, rather then pedantic and portentous.
   无论如何，要使它显得很随便，甚至滑稽可笑，而不要显得很迂腐，夜郎自大。

Portentous pinball.
"Portentous Somethings": Melville's Typee and the Language of Captivity
Portentous Birds Flying West: On the Mesopotamian Origin of Homeric Bird-Divination*
Infrared radiation portentous characteristics of rock burst in roadway
Of Humans and Other Portentous Beings: On Primo Levi’sStorie naturali
Interatrial block: a prevalent, widely neglected, and portentous abnormality.
An Amazing and Portentous Summer: Environmental and Social Responses in Britain to the 1783 Eruption of an Iceland Volcano
The internet and its wireless extensions in Japan: the portentous interface between chaos and order
A case of Crohn's disease limited to the appendix, showing a portentous ultrasonographic finding
DISTRIBUTION OF MICROSEISMIC SIGNAL AND DISCRIMINATION OF PORTENTOUS INFORMATION OF PILLAR TYPE ROCKBURST