If you feel nauseous, you feel as if you want to vomit.
例句
If the patient is poorly nourished, the drugs make them feel nauseous...如果患者進(jìn)食欠佳，藥物會(huì)讓他們感覺(jué)作嘔。A nauseous wave of pain broke over her.她感到一陣疼痛帶來(lái)的惡心。
英英詞典釋義
Adjective
1. causing or able to cause nausea;
"a nauseating smell""nauseous offal""a sickening stench"