[mass noun]a feeling or state of intense excitement and happiness 极度兴奋;极度愉悦 in his euphoria, he had become convinced he could defeat them. 他一时兴奋难耐,深信自己可以击败他们。
语源
: late 17th cent. (denoting well-being produced in a sick person by the use of drugs): modern Latin, from Greek, from euphoros 'borne well, healthy', from eu 'well' + pherein 'to bear'