"characterized by euphoria," 1885, originally with reference to cocaine, from euphoria + -ic. The noun meaning "a drug which causes euphoria" also is from 1885. Euphoriant is from 1946 as a noun, 1947 as an adjective.
权威例句
1. It had received euphoric support from the public.
它受到公众的热烈支持。
2. I felt heady and euphoric.
我开始兴奋,有些飘飘然了。
3. They grow euphoric in authority and panicky at the thought of losing it.
他们掌握了权力便得意洋洋,一想到可能丢权便又惊慌失措.
4. Euphoric, he even thought he might settle all his problems in one fell swoop.